Add widget to dashboard. CSV bulk import. User default place management.

@@ -5140,9 +5140,9 @@
       "dev": true
     },
     "handlebars": {
-      "version": "4.4.3",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.4.3.tgz",
-      "integrity": "sha512-B0W4A2U1ww3q7VVthTKfh+epHx+q4mCt6iK+zEAzbMBpWQAwxCeKxEGpj/1oQTpzPXDNSOG7hmG14TsISH50yw==",
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.5.1.tgz",
+      "integrity": "sha512-C29UoFzHe9yM61lOsIlCE5/mQVGrnIOrOq7maQl76L7tYPCgC1og0Ajt6uWnX4ZTxBPnjw+CUvawphwCfJgUnA==",
       "dev": true,
       "requires": {
         "neo-async": "^2.6.0",
@@ -7411,6 +7411,16 @@
       "resolved": "https://registry.npmjs.org/ngx-color-picker/-/ngx-color-picker-8.2.0.tgz",
       "integrity": "sha512-rzR+cByjNG9M/UskU5vNoH7cUc6oM8STTDFKOZmnlX4ALOuM1+61CBjsNTGETWfo9a/h5mbGX02oh5/iNAa7vA=="
     },
+    "ngx-hm-carousel": {
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/ngx-hm-carousel/-/ngx-hm-carousel-1.7.2.tgz",
+      "integrity": "sha512-l53iWKO+brHPCgveqz9eBYvs0/YUp3EAIaxY30c361heMfegNI9yX/xDNXcwCZiKY80KKeT04Qqxos+EyZl/VQ==",
+      "requires": {
+        "hammerjs": "^2.0.8",
+        "resize-observer-polyfill": "^1.5.1",
+        "tslib": "^1.9.0"
+      }
+    },
     "ngx-translate-messageformat-compiler": {
       "version": "4.5.0",
       "resolved": "https://registry.npmjs.org/ngx-translate-messageformat-compiler/-/ngx-translate-messageformat-compiler-4.5.0.tgz",
@@ -10786,23 +10796,16 @@
       "dev": true
     },
     "uglify-js": {
-      "version": "3.6.2",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.6.2.tgz",
-      "integrity": "sha512-+gh/xFte41GPrgSMJ/oJVq15zYmqr74pY9VoM69UzMzq9NFk4YDylclb1/bhEzZSaUQjbW5RvniHeq1cdtRYjw==",
+      "version": "3.6.8",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.6.8.tgz",
+      "integrity": "sha512-XhHJ3S3ZyMwP8kY1Gkugqx3CJh2C3O0y8NPiSxtm1tyD/pktLAkFZsFGpuNfTZddKDQ/bbDBLAd2YyA1pbi8HQ==",
       "dev": true,
       "optional": true,
       "requires": {
-        "commander": "2.20.0",
+        "commander": "~2.20.3",
         "source-map": "~0.6.1"
       },
       "dependencies": {
-        "commander": {
-          "version": "2.20.0",
-          "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.0.tgz",
-          "integrity": "sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==",
-          "dev": true,
-          "optional": true
-        },
         "source-map": {
           "version": "0.6.1",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",

@@ -59,6 +59,7 @@
     "moment": "^2.24.0",
     "ngx-clipboard": "^12.2.0",
     "ngx-color-picker": "^8.2.0",
+    "ngx-hm-carousel": "^1.7.2",
     "ngx-translate-messageformat-compiler": "^4.5.0",
     "objectpath": "^1.2.2",
     "prop-types": "^15.7.2",

@@ -22,7 +22,8 @@ export enum AuthActionTypes {
   AUTHENTICATED = '[Auth] Authenticated',
   UNAUTHENTICATED = '[Auth] Unauthenticated',
   LOAD_USER = '[Auth] Load User',
-  UPDATE_USER_DETAILS = '[Auth] Update User Details'
+  UPDATE_USER_DETAILS = '[Auth] Update User Details',
+  UPDATE_LAST_PUBLIC_DASHBOARD_ID = '[Auth] Update Last Public Dashboard Id'
 }
 
 export class ActionAuthAuthenticated implements Action {
@@ -47,4 +48,11 @@ export class ActionAuthUpdateUserDetails implements Action {
   constructor(readonly payload: { userDetails: User }) {}
 }
 
-export type AuthActions = ActionAuthAuthenticated | ActionAuthUnauthenticated | ActionAuthLoadUser | ActionAuthUpdateUserDetails;
+export class ActionAuthUpdateLastPublicDashboardId implements Action {
+  readonly type = AuthActionTypes.UPDATE_LAST_PUBLIC_DASHBOARD_ID;
+
+  constructor(readonly payload: { lastPublicDashboardId: string }) {}
+}
+
+export type AuthActions = ActionAuthAuthenticated | ActionAuthUnauthenticated |
+  ActionAuthLoadUser | ActionAuthUpdateUserDetails | ActionAuthUpdateLastPublicDashboardId;

@@ -20,6 +20,8 @@ export interface AuthPayload {
   authUser: AuthUser;
   userDetails: User;
   userTokenAccessEnabled: boolean;
+  allowedDashboardIds: string[];
+  forceFullscreen: boolean;
 }
 
 export interface AuthState {
@@ -28,4 +30,7 @@ export interface AuthState {
   authUser: AuthUser;
   userDetails: User;
   userTokenAccessEnabled: boolean;
+  allowedDashboardIds: string[];
+  forceFullscreen: boolean;
+  lastPublicDashboardId: string;
 }

@@ -20,12 +20,15 @@ import { AuthActions, AuthActionTypes } from './auth.actions';
 const emptyUserAuthState: AuthPayload = {
   authUser: null,
   userDetails: null,
-  userTokenAccessEnabled: false
+  userTokenAccessEnabled: false,
+  forceFullscreen: false,
+  allowedDashboardIds: []
 };
 
 export const initialState: AuthState = {
   isAuthenticated: false,
   isUserLoaded: false,
+  lastPublicDashboardId: null,
   ...emptyUserAuthState
 };
 
@@ -47,6 +50,9 @@ export function authReducer(
     case AuthActionTypes.UPDATE_USER_DETAILS:
       return { ...state, ...action.payload};
 
+    case AuthActionTypes.UPDATE_LAST_PUBLIC_DASHBOARD_ID:
+      return { ...state, ...action.payload};
+
     default:
       return state;
   }

@@ -14,36 +14,41 @@
 /// limitations under the License.
 ///
 
-import {Injectable, NgZone} from '@angular/core';
-import {JwtHelperService} from '@auth0/angular-jwt';
-import {HttpClient} from '@angular/common/http';
-
-import {combineLatest, forkJoin, Observable, of} from 'rxjs';
-import {distinctUntilChanged, filter, map, skip, tap} from 'rxjs/operators';
-
-import {LoginRequest, LoginResponse} from '../../shared/models/login.models';
-import {ActivatedRoute, Router, UrlTree} from '@angular/router';
-import {defaultHttpOptions} from '../http/http-utils';
-import {ReplaySubject} from 'rxjs/internal/ReplaySubject';
-import {UserService} from '../http/user.service';
-import {select, Store} from '@ngrx/store';
-import {AppState} from '../core.state';
-import {ActionAuthAuthenticated, ActionAuthLoadUser, ActionAuthUnauthenticated} from './auth.actions';
-import {getCurrentAuthUser, selectIsAuthenticated, selectIsUserLoaded} from './auth.selectors';
-import {Authority} from '../../shared/models/authority.enum';
-import {ActionSettingsChangeLanguage} from '@app/core/settings/settings.actions';
-import {AuthPayload} from '@core/auth/auth.models';
-import {TranslateService} from '@ngx-translate/core';
-import {AuthUser} from '@shared/models/user.model';
-import {TimeService} from '@core/services/time.service';
+import { Injectable, NgZone } from '@angular/core';
+import { JwtHelperService } from '@auth0/angular-jwt';
+import { HttpClient } from '@angular/common/http';
+
+import { combineLatest, forkJoin, Observable, of, throwError } from 'rxjs';
+import { catchError, distinctUntilChanged, filter, map, mergeMap, skip, tap } from 'rxjs/operators';
+
+import { LoginRequest, LoginResponse, PublicLoginRequest } from '../../shared/models/login.models';
+import { ActivatedRoute, Router, UrlTree } from '@angular/router';
+import { defaultHttpOptions } from '../http/http-utils';
+import { ReplaySubject } from 'rxjs/internal/ReplaySubject';
+import { UserService } from '../http/user.service';
+import { select, Store } from '@ngrx/store';
+import { AppState } from '../core.state';
+import { ActionAuthAuthenticated, ActionAuthLoadUser, ActionAuthUnauthenticated } from './auth.actions';
+import { getCurrentAuthState, getCurrentAuthUser, selectIsAuthenticated, selectIsUserLoaded } from './auth.selectors';
+import { Authority } from '../../shared/models/authority.enum';
+import { ActionSettingsChangeLanguage } from '@app/core/settings/settings.actions';
+import { AuthPayload, AuthState } from '@core/auth/auth.models';
+import { TranslateService } from '@ngx-translate/core';
+import { AuthUser } from '@shared/models/user.model';
+import { TimeService } from '@core/services/time.service';
+import { UtilsService } from '@core/services/utils.service';
+import { DashboardService } from '@core/http/dashboard.service';
+import { PageLink } from '@shared/models/page/page-link';
+import { DashboardInfo } from '@shared/models/dashboard.models';
+import { PageData } from '@app/shared/models/page/page-data';
+import { AdminService } from '@core/http/admin.service';
+import { ActionNotificationShow } from '@core/notification/notification.actions';
 
 @Injectable({
     providedIn: 'root'
 })
 export class AuthService {
 
-  forceFullscreen = false; // TODO:
-
   constructor(
     private store: Store<AppState>,
     private http: HttpClient,
@@ -52,6 +57,9 @@ export class AuthService {
     private router: Router,
     private route: ActivatedRoute,
     private zone: NgZone,
+    private utils: UtilsService,
+    private dashboardService: DashboardService,
+    private adminService: AdminService,
     private translate: TranslateService
   ) {
     combineLatest(
@@ -119,6 +127,13 @@ export class AuthService {
       ));
   }
 
+  public publicLogin(publicId: string): Observable<LoginResponse> {
+    const publicLoginRequest: PublicLoginRequest = {
+      publicId
+    };
+    return this.http.post<LoginResponse>('/api/auth/login/public', publicLoginRequest, defaultHttpOptions());
+  }
+
   public sendResetPasswordLink(email: string) {
     return this.http.post('/api/noauth/resetPasswordByEmail',
       {email}, defaultHttpOptions());
@@ -182,39 +197,118 @@ export class AuthService {
   }
 
   public gotoDefaultPlace(isAuthenticated: boolean) {
-    const url = this.defaultUrl(isAuthenticated);
+    const authState = getCurrentAuthState(this.store);
+    const url = this.defaultUrl(isAuthenticated, authState);
     this.zone.run(() => {
       this.router.navigateByUrl(url);
     });
   }
 
-  public defaultUrl(isAuthenticated: boolean): UrlTree {
-    if (isAuthenticated) {
-      if (this.redirectUrl) {
-        const redirectUrl = this.redirectUrl;
-        this.redirectUrl = null;
-        return this.router.parseUrl(redirectUrl);
-      } else {
-
-        // TODO:
+  private forceDefaultPlace(authState?: AuthState, path?: string, params?: any): boolean {
+    if (authState && authState.authUser) {
+      if (authState.authUser.authority === Authority.TENANT_ADMIN || authState.authUser.authority === Authority.CUSTOMER_USER) {
+        if ((this.userHasDefaultDashboard(authState) && authState.forceFullscreen) || authState.authUser.isPublic) {
+          if (path === 'profile') {
+            if (this.userHasProfile(authState.authUser)) {
+              return false;
+            } else {
+              return true;
+            }
+          } else if (path.startsWith('dashboard.') || path.startsWith('dashboards.') &&
+              authState.allowedDashboardIds.indexOf(params.dashboardId) > -1) {
+            return false;
+          } else {
+            return true;
+          }
+        }
+      }
+    }
+    return false;
+  }
 
-        return this.router.parseUrl('home');
+  public defaultUrl(isAuthenticated: boolean, authState?: AuthState, path?: string, params?: any): UrlTree {
+    let result: UrlTree = null;
+    if (isAuthenticated) {
+      if (!path || path === 'login' || this.forceDefaultPlace(authState, path, params)) {
+        if (this.redirectUrl) {
+          const redirectUrl = this.redirectUrl;
+          this.redirectUrl = null;
+          result = this.router.parseUrl(redirectUrl);
+        } else {
+          result = this.router.parseUrl('home');
+        }
+        if (authState.authUser.authority === Authority.TENANT_ADMIN || authState.authUser.authority === Authority.CUSTOMER_USER) {
+          if (this.userHasDefaultDashboard(authState)) {
+            const dashboardId = authState.userDetails.additionalInfo.defaultDashboardId;
+            if (authState.forceFullscreen) {
+              result = this.router.parseUrl(`dashboard/${dashboardId}`);
+            } else {
+              result = this.router.parseUrl(`dashboards/${dashboardId}`);
+            }
+          } else if (authState.authUser.isPublic) {
+            result = this.router.parseUrl(`dashboard/${authState.lastPublicDashboardId}`);
+          }
+        } else if (authState.authUser.authority === Authority.SYS_ADMIN) {
+          this.adminService.checkUpdates().subscribe((updateMessage) => {
+            if (updateMessage && updateMessage.updateAvailable) {
+              this.store.dispatch(new ActionNotificationShow(
+                {message: updateMessage.message,
+                           type: 'info',
+                           verticalPosition: 'bottom',
+                           horizontalPosition: 'right'}));
+            }
+          });
+        }
       }
     } else {
-      return this.router.parseUrl('login');
+      result = this.router.parseUrl('login');
     }
+    return result;
   }
 
   private loadUser(doTokenRefresh): Observable<AuthPayload> {
     const authUser = getCurrentAuthUser(this.store);
     if (!authUser) {
+      const publicId = this.utils.getQueryParam('publicId');
+      const accessToken = this.utils.getQueryParam('accessToken');
+      const refreshToken = this.utils.getQueryParam('refreshToken');
+      if (publicId) {
+        return this.publicLogin(publicId).pipe(
+          mergeMap((response) => {
+            this.updateAndValidateToken(response.token, 'jwt_token', false);
+            this.updateAndValidateToken(response.refreshToken, 'refresh_token', false);
+            return this.procceedJwtTokenValidate();
+          }),
+          catchError((err) => {
+            this.utils.updateQueryParam('publicId', null);
+            throw Error();
+          })
+        );
+      } else if (accessToken) {
+        this.utils.updateQueryParam('accessToken', null);
+        if (refreshToken) {
+          this.utils.updateQueryParam('refreshToken', null);
+        }
+        try {
+          this.updateAndValidateToken(accessToken, 'jwt_token', false);
+          if (refreshToken) {
+            this.updateAndValidateToken(refreshToken, 'refresh_token', false);
+          } else {
+            localStorage.removeItem('refresh_token');
+            localStorage.removeItem('refresh_token_expiration');
+          }
+        } catch (e) {
+          return throwError(e);
+        }
+        return this.procceedJwtTokenValidate();
+      }
       return this.procceedJwtTokenValidate(doTokenRefresh);
     } else {
       return of({} as AuthPayload);
     }
   }
 
-  private procceedJwtTokenValidate(doTokenRefresh: boolean): Observable<AuthPayload> {
+  private procceedJwtTokenValidate(doTokenRefresh?: boolean): Observable<AuthPayload> {
     const loadUserSubject = new ReplaySubject<AuthPayload>();
     this.validateJwtToken(doTokenRefresh).subscribe(
       () => {
@@ -226,18 +320,31 @@ export class AuthService {
         } else if (authPayload.authUser) {
           authPayload.authUser.authority = Authority.ANONYMOUS;
         }
-        const sysParamsObservable = this.loadSystemParams(authPayload.authUser);
         if (authPayload.authUser.isPublic) {
-
-          // TODO:
-
+          authPayload.forceFullscreen = true;
+        }
+        if (authPayload.authUser.isPublic) {
+          this.loadSystemParams(authPayload).subscribe(
+            (sysParams) => {
+              authPayload = {...authPayload, ...sysParams};
+              loadUserSubject.next(authPayload);
+              loadUserSubject.complete();
+            },
+            (err) => {
+              loadUserSubject.error(err);
+            }
+          );
         } else if (authPayload.authUser.userId) {
           this.userService.getUser(authPayload.authUser.userId).subscribe(
             (user) => {
-              sysParamsObservable.subscribe(
+              authPayload.userDetails = user;
+              authPayload.forceFullscreen = false;
+              if (this.userForceFullscreen(authPayload)) {
+                authPayload.forceFullscreen = true;
+              }
+              this.loadSystemParams(authPayload).subscribe(
                 (sysParams) => {
                   authPayload = {...authPayload, ...sysParams};
-                  authPayload.userDetails = user;
                   let userLang;
                   if (authPayload.userDetails.additionalInfo && authPayload.userDetails.additionalInfo.lang) {
                     userLang = authPayload.userDetails.additionalInfo.lang;
@@ -278,13 +385,15 @@ export class AuthService {
     }
   }
 
-  private loadSystemParams(authUser: AuthUser): Observable<any> {
-    const sources: Array<Observable<any>> = [this.loadIsUserTokenAccessEnabled(authUser),
+  private loadSystemParams(authPayload: AuthPayload): Observable<any> {
+    const sources: Array<Observable<any>> = [this.loadIsUserTokenAccessEnabled(authPayload.authUser),
+                                             this.fetchAllowedDashboardIds(authPayload),
                                              this.timeService.loadMaxDatapointsLimit()];
     return forkJoin(sources)
       .pipe(map((data) => {
         const userTokenAccessEnabled: boolean = data[0];
-        return {userTokenAccessEnabled};
+        const allowedDashboardIds: string[] = data[1];
+        return {userTokenAccessEnabled, allowedDashboardIds};
       }));
   }
 
@@ -369,9 +478,20 @@ export class AuthService {
           }
         );
       } else {
-        this.loadUser(false);
+        this.loadUser(false).subscribe();
+      }
+    }
+  }
+
+  public parsePublicId(): string {
+    const token = AuthService.getJwtToken();
+    if (token) {
+      const tokenData = this.jwtHelper.decodeToken(token);
+      if (tokenData && tokenData.isPublic) {
+        return tokenData.sub;
       }
     }
+    return null;
   }
 
   private notifyUnauthenticated() {
@@ -409,4 +529,44 @@ export class AuthService {
     this.setUserFromJwtToken(null, null, true);
   }
 
+  private userForceFullscreen(authPayload: AuthPayload): boolean {
+    return (authPayload.authUser && authPayload.authUser.isPublic) ||
+      (authPayload.userDetails && authPayload.userDetails.additionalInfo &&
+        authPayload.userDetails.additionalInfo.defaultDashboardFullscreen &&
+        authPayload.userDetails.additionalInfo.defaultDashboardFullscreen === true);
+  }
+
+  private userHasProfile(authUser: AuthUser): boolean {
+    return authUser && !authUser.isPublic;
+  }
+
+  private userHasDefaultDashboard(authState: AuthState): boolean {
+    if (authState && authState.userDetails && authState.userDetails.additionalInfo
+      && authState.userDetails.additionalInfo.defaultDashboardId) {
+      return true;
+    } else {
+      return false;
+    }
+  }
+
+  private fetchAllowedDashboardIds(authPayload: AuthPayload): Observable<string[]> {
+    if (authPayload.forceFullscreen && (authPayload.authUser.authority === Authority.TENANT_ADMIN ||
+      authPayload.authUser.authority === Authority.CUSTOMER_USER)) {
+      const pageLink = new PageLink(100);
+      let fetchDashboardsObservable: Observable<PageData<DashboardInfo>>;
+      if (authPayload.authUser.authority === Authority.TENANT_ADMIN) {
+        fetchDashboardsObservable = this.dashboardService.getTenantDashboards(pageLink);
+      } else {
+        fetchDashboardsObservable = this.dashboardService.getCustomerDashboards(authPayload.authUser.customerId, pageLink);
+      }
+      return fetchDashboardsObservable.pipe(
+        map((result) => {
+          const dashboards = result.data;
+          return dashboards.map(dashboard => dashboard.id.id);
+        })
+      );
+    } else {
+      return of([]);
+    }
+  }
 }

@@ -32,6 +32,7 @@ import { enterZone } from '@core/operator/enterZone';
 import { Authority } from '@shared/models/authority.enum';
 import { DialogService } from '@core/services/dialog.service';
 import { TranslateService } from '@ngx-translate/core';
+import { UtilsService } from '@core/services/utils.service';
 
 @Injectable({
   providedIn: 'root'
@@ -41,6 +42,7 @@ export class AuthGuard implements CanActivate, CanActivateChild {
   constructor(private store: Store<AppState>,
               private authService: AuthService,
               private dialogService: DialogService,
+              private utils: UtilsService,
               private translate: TranslateService,
               private zone: NgZone) {}
 
@@ -61,14 +63,28 @@ export class AuthGuard implements CanActivate, CanActivateChild {
         const url: string = state.url;
 
         let lastChild = state.root;
+        const urlSegments: string[] = [];
+        if (lastChild.url) {
+          urlSegments.push(...lastChild.url.map(segment => segment.path));
+        }
         while (lastChild.children.length) {
           lastChild = lastChild.children[0];
+          if (lastChild.url) {
+            urlSegments.push(...lastChild.url.map(segment => segment.path));
+          }
         }
+        const path = urlSegments.join('.');
+        const publicId = this.utils.getQueryParam('publicId');
         const data = lastChild.data || {};
+        const params = lastChild.params || {};
         const isPublic = data.module === 'public';
 
         if (!authState.isAuthenticated) {
-          if (!isPublic) {
+          if (publicId && publicId.length > 0) {
+            this.authService.setUserFromJwtToken(null, null, false);
+            this.authService.reloadUser();
+            return false;
+          } else if (!isPublic) {
             this.authService.redirectUrl = url;
             // this.authService.gotoDefaultPlace(false);
             return this.authService.defaultUrl(false);
@@ -76,9 +92,21 @@ export class AuthGuard implements CanActivate, CanActivateChild {
             return true;
           }
         } else {
-          if (url === '/login') {
+          if (authState.authUser.isPublic) {
+            if (this.authService.parsePublicId() !== publicId) {
+              if (publicId && publicId.length > 0) {
+                this.authService.setUserFromJwtToken(null, null, false);
+                this.authService.reloadUser();
+              } else {
+                this.authService.logout();
+              }
+              return false;
+            }
+          }
+          const defaultUrl = this.authService.defaultUrl(true, authState, path, params);
+          if (defaultUrl) {
             // this.authService.gotoDefaultPlace(true);
-            return this.authService.defaultUrl(true);
+            return defaultUrl;
           } else {
             const authority = Authority[authState.authUser.authority];
             if (data.auth && data.auth.indexOf(authority) === -1) {

@@ -15,10 +15,10 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
-import {AdminSettings, MailServerSettings, SecuritySettings} from '@shared/models/settings.models';
+import { AdminSettings, MailServerSettings, SecuritySettings, UpdateMessage } from '@shared/models/settings.models';
 
 @Injectable({
   providedIn: 'root'
@@ -29,27 +29,31 @@ export class AdminService {
     private http: HttpClient
   ) { }
 
-  public getAdminSettings<T>(key: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<AdminSettings<T>> {
-    return this.http.get<AdminSettings<T>>(`/api/admin/settings/${key}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getAdminSettings<T>(key: string, config?: RequestConfig): Observable<AdminSettings<T>> {
+    return this.http.get<AdminSettings<T>>(`/api/admin/settings/${key}`, defaultHttpOptionsFromConfig(config));
   }
 
   public saveAdminSettings<T>(adminSettings: AdminSettings<T>,
-                              ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<AdminSettings<T>> {
-    return this.http.post<AdminSettings<T>>('/api/admin/settings', adminSettings, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                              config?: RequestConfig): Observable<AdminSettings<T>> {
+    return this.http.post<AdminSettings<T>>('/api/admin/settings', adminSettings, defaultHttpOptionsFromConfig(config));
   }
 
   public sendTestMail(adminSettings: AdminSettings<MailServerSettings>,
-                      ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<void> {
-    return this.http.post<void>('/api/admin/settings/testMail', adminSettings, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                      config?: RequestConfig): Observable<void> {
+    return this.http.post<void>('/api/admin/settings/testMail', adminSettings, defaultHttpOptionsFromConfig(config));
   }
 
-  public getSecuritySettings(ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<SecuritySettings> {
-    return this.http.get<SecuritySettings>(`/api/admin/securitySettings`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getSecuritySettings(config?: RequestConfig): Observable<SecuritySettings> {
+    return this.http.get<SecuritySettings>(`/api/admin/securitySettings`, defaultHttpOptionsFromConfig(config));
   }
 
   public saveSecuritySettings(securitySettings: SecuritySettings,
-                              ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<SecuritySettings> {
+                              config?: RequestConfig): Observable<SecuritySettings> {
     return this.http.post<SecuritySettings>('/api/admin/securitySettings', securitySettings,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
+  }
+
+  public checkUpdates(config?: RequestConfig): Observable<UpdateMessage> {
+    return this.http.get<UpdateMessage>(`/api/admin/updates`, defaultHttpOptionsFromConfig(config));
   }
 }

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { PageData } from '@shared/models/page/page-data';
@@ -55,34 +55,34 @@ export class AlarmService {
     private http: HttpClient
   ) { }
 
-  public getAlarm(alarmId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Alarm> {
-    return this.http.get<Alarm>(`/api/alarm/${alarmId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getAlarm(alarmId: string, config?: RequestConfig): Observable<Alarm> {
+    return this.http.get<Alarm>(`/api/alarm/${alarmId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getAlarmInfo(alarmId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<AlarmInfo> {
-    return this.http.get<AlarmInfo>(`/api/alarm/info/${alarmId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getAlarmInfo(alarmId: string, config?: RequestConfig): Observable<AlarmInfo> {
+    return this.http.get<AlarmInfo>(`/api/alarm/info/${alarmId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public saveAlarm(alarm: Alarm, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Alarm> {
-    return this.http.post<Alarm>('/api/alarm', alarm, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveAlarm(alarm: Alarm, config?: RequestConfig): Observable<Alarm> {
+    return this.http.post<Alarm>('/api/alarm', alarm, defaultHttpOptionsFromConfig(config));
   }
 
-  public ackAlarm(alarmId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<void> {
-    return this.http.post<void>(`/api/alarm/${alarmId}/ack`, null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public ackAlarm(alarmId: string, config?: RequestConfig): Observable<void> {
+    return this.http.post<void>(`/api/alarm/${alarmId}/ack`, null, defaultHttpOptionsFromConfig(config));
   }
 
-  public clearAlarm(alarmId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<void> {
-    return this.http.post<void>(`/api/alarm/${alarmId}/clear`, null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public clearAlarm(alarmId: string, config?: RequestConfig): Observable<void> {
+    return this.http.post<void>(`/api/alarm/${alarmId}/clear`, null, defaultHttpOptionsFromConfig(config));
   }
 
   public getAlarms(query: AlarmQuery,
-                   ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<AlarmInfo>> {
+                   config?: RequestConfig): Observable<PageData<AlarmInfo>> {
     return this.http.get<PageData<AlarmInfo>>(`/api/alarm${query.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getHighestAlarmSeverity(entityId: EntityId, alarmSearchStatus: AlarmSearchStatus, alarmStatus: AlarmStatus,
-                                 ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<AlarmSeverity> {
+                                 config?: RequestConfig): Observable<AlarmSeverity> {
     let url = `/api/alarm/highestSeverity/${entityId.entityType}/${entityId.entityType}`;
     if (alarmSearchStatus) {
       url += `?searchStatus=${alarmSearchStatus}`;
@@ -90,6 +90,6 @@ export class AlarmService {
       url += `?status=${alarmStatus}`;
     }
     return this.http.get<AlarmSeverity>(url,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 }

@@ -14,15 +14,14 @@
 /// limitations under the License.
 ///
 
-import {Injectable} from '@angular/core';
-import {defaultHttpOptions} from './http-utils';
-import {Observable} from 'rxjs/index';
-import {HttpClient} from '@angular/common/http';
-import {PageLink} from '@shared/models/page/page-link';
-import {PageData} from '@shared/models/page/page-data';
-import {EntitySubtype} from '@app/shared/models/entity-type.models';
-import {Asset, AssetInfo, AssetSearchQuery} from '@app/shared/models/asset.models';
-import { Device, DeviceSearchQuery } from '@shared/models/device.models';
+import { Injectable } from '@angular/core';
+import { defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
+import { Observable } from 'rxjs/index';
+import { HttpClient } from '@angular/common/http';
+import { PageLink } from '@shared/models/page/page-link';
+import { PageData } from '@shared/models/page/page-data';
+import { EntitySubtype } from '@app/shared/models/entity-type.models';
+import { Asset, AssetInfo, AssetSearchQuery } from '@app/shared/models/asset.models';
 
 @Injectable({
   providedIn: 'root'
@@ -33,58 +32,61 @@ export class AssetService {
     private http: HttpClient
   ) { }
 
-  public getTenantAssetInfos(pageLink: PageLink, type: string = '', ignoreErrors: boolean = false,
-                             ignoreLoading: boolean = false): Observable<PageData<AssetInfo>> {
+  public getTenantAssetInfos(pageLink: PageLink, type: string = '', config?: RequestConfig): Observable<PageData<AssetInfo>> {
     return this.http.get<PageData<AssetInfo>>(`/api/tenant/assetInfos${pageLink.toQuery()}&type=${type}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getCustomerAssetInfos(customerId: string, pageLink: PageLink, type: string = '', ignoreErrors: boolean = false,
-                               ignoreLoading: boolean = false): Observable<PageData<AssetInfo>> {
+  public getCustomerAssetInfos(customerId: string, pageLink: PageLink, type: string = '',
+                               config?: RequestConfig): Observable<PageData<AssetInfo>> {
     return this.http.get<PageData<AssetInfo>>(`/api/customer/${customerId}/assetInfos${pageLink.toQuery()}&type=${type}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getAsset(assetId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Asset> {
-    return this.http.get<Asset>(`/api/asset/${assetId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getAsset(assetId: string, config?: RequestConfig): Observable<Asset> {
+    return this.http.get<Asset>(`/api/asset/${assetId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getAssets(assetIds: Array<string>, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<Asset>> {
-    return this.http.get<Array<Asset>>(`/api/assets?assetIds=${assetIds.join(',')}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getAssets(assetIds: Array<string>, config?: RequestConfig): Observable<Array<Asset>> {
+    return this.http.get<Array<Asset>>(`/api/assets?assetIds=${assetIds.join(',')}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getAssetInfo(assetId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<AssetInfo> {
-    return this.http.get<AssetInfo>(`/api/asset/info/${assetId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getAssetInfo(assetId: string, config?: RequestConfig): Observable<AssetInfo> {
+    return this.http.get<AssetInfo>(`/api/asset/info/${assetId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public saveAsset(asset: Asset, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Asset> {
-    return this.http.post<Asset>('/api/asset', asset, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveAsset(asset: Asset, config?: RequestConfig): Observable<Asset> {
+    return this.http.post<Asset>('/api/asset', asset, defaultHttpOptionsFromConfig(config));
   }
 
-  public deleteAsset(assetId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/asset/${assetId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public deleteAsset(assetId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/asset/${assetId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getAssetTypes(ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntitySubtype>> {
-    return this.http.get<Array<EntitySubtype>>('/api/asset/types', defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getAssetTypes(config?: RequestConfig): Observable<Array<EntitySubtype>> {
+    return this.http.get<Array<EntitySubtype>>('/api/asset/types', defaultHttpOptionsFromConfig(config));
   }
 
-  public makeAssetPublic(assetId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Asset> {
-    return this.http.post<Asset>(`/api/customer/public/asset/${assetId}`, null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public makeAssetPublic(assetId: string, config?: RequestConfig): Observable<Asset> {
+    return this.http.post<Asset>(`/api/customer/public/asset/${assetId}`, null, defaultHttpOptionsFromConfig(config));
   }
 
   public assignAssetToCustomer(customerId: string, assetId: string,
-                               ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Asset> {
-    return this.http.post<Asset>(`/api/customer/${customerId}/asset/${assetId}`, null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                               config?: RequestConfig): Observable<Asset> {
+    return this.http.post<Asset>(`/api/customer/${customerId}/asset/${assetId}`, null, defaultHttpOptionsFromConfig(config));
   }
 
-  public unassignAssetFromCustomer(assetId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/customer/asset/${assetId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public unassignAssetFromCustomer(assetId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/customer/asset/${assetId}`, defaultHttpOptionsFromConfig(config));
   }
 
   public findByQuery(query: AssetSearchQuery,
-                     ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<Asset>> {
-    return this.http.post<Array<Asset>>('/api/assets', query, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                     config?: RequestConfig): Observable<Array<Asset>> {
+    return this.http.post<Array<Asset>>('/api/assets', query, defaultHttpOptionsFromConfig(config));
+  }
+
+  public findByName(assetName: string, config?: RequestConfig): Observable<Asset> {
+    return this.http.get<Asset>(`/api/tenant/assets?assetName=${assetName}`, defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { forkJoin, Observable, of } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { EntityId } from '@shared/models/id/entity-id';
@@ -31,22 +31,30 @@ export class AttributeService {
   ) { }
 
   public getEntityAttributes(entityId: EntityId, attributeScope: AttributeScope,
-                             ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<AttributeData>> {
+                             config?: RequestConfig): Observable<Array<AttributeData>> {
     return this.http.get<Array<AttributeData>>(`/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/values/attributes/` +
       `${attributeScope}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public deleteEntityAttributes(entityId: EntityId, attributeScope: AttributeScope, attributes: Array<AttributeData>,
-                                ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<any> {
+                                config?: RequestConfig): Observable<any> {
     const keys = attributes.map(attribute => attribute.key).join(',');
     return this.http.delete(`/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/${attributeScope}` +
       `?keys=${keys}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
+  }
+
+  public deleteEntityTimeseries(entityId: EntityId, timeseries: Array<AttributeData>,
+                                config?: RequestConfig): Observable<any> {
+    const keys = timeseries.map(attribute => attribute.key).join(',');
+    return this.http.delete(`/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/timeseries/delete` +
+      `?keys=${keys}`,
+      defaultHttpOptionsFromConfig(config));
   }
 
   public saveEntityAttributes(entityId: EntityId, attributeScope: AttributeScope, attributes: Array<AttributeData>,
-                              ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<any> {
+                              config?: RequestConfig): Observable<any> {
     const attributesData: {[key: string]: any} = {};
     const deleteAttributes: AttributeData[] = [];
     attributes.forEach((attribute) => {
@@ -58,17 +66,45 @@ export class AttributeService {
     });
     let deleteEntityAttributesObservable: Observable<any>;
     if (deleteAttributes.length) {
-      deleteEntityAttributesObservable = this.deleteEntityAttributes(entityId, attributeScope, deleteAttributes);
+      deleteEntityAttributesObservable = this.deleteEntityAttributes(entityId, attributeScope, deleteAttributes, config);
     } else {
       deleteEntityAttributesObservable = of(null);
     }
     let saveEntityAttributesObservable: Observable<any>;
     if (Object.keys(attributesData).length) {
       saveEntityAttributesObservable = this.http.post(`/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/${attributeScope}`,
-        attributesData, defaultHttpOptions(ignoreLoading, ignoreErrors));
+        attributesData, defaultHttpOptionsFromConfig(config));
     } else {
       saveEntityAttributesObservable = of(null);
     }
     return forkJoin(saveEntityAttributesObservable, deleteEntityAttributesObservable);
   }
+
+  public saveEntityTimeseries(entityId: EntityId, timeseriesScope: string, timeseries: Array<AttributeData>,
+                              config?: RequestConfig): Observable<any> {
+    const timeseriesData: {[key: string]: any} = {};
+    const deleteTimeseries: AttributeData[] = [];
+    timeseries.forEach((attribute) => {
+      if (attribute.value !== null) {
+        timeseriesData[attribute.key] = attribute.value;
+      } else {
+        deleteTimeseries.push(attribute);
+      }
+    });
+    let deleteEntityTimeseriesObservable: Observable<any>;
+    if (deleteTimeseries.length) {
+      deleteEntityTimeseriesObservable = this.deleteEntityTimeseries(entityId, deleteTimeseries, config);
+    } else {
+      deleteEntityTimeseriesObservable = of(null);
+    }
+    let saveEntityTimeseriesObservable: Observable<any>;
+    if (Object.keys(timeseriesData).length) {
+      saveEntityTimeseriesObservable =
+        this.http.post(`/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/timeseries/${timeseriesScope}`,
+        timeseriesData, defaultHttpOptionsFromConfig(config));
+    } else {
+      saveEntityTimeseriesObservable = of(null);
+    }
+    return forkJoin(saveEntityTimeseriesObservable, deleteEntityTimeseriesObservable);
+  }
 }

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { PageLink, TimePageLink } from '@shared/models/page/page-link';
@@ -33,27 +33,27 @@ export class AuditLogService {
   ) { }
 
   public getAuditLogs(pageLink: TimePageLink,
-                      ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<AuditLog>> {
+                      config?: RequestConfig): Observable<PageData<AuditLog>> {
     return this.http.get<PageData<AuditLog>>(`/api/audit/logs${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getAuditLogsByCustomerId(customerId: string, pageLink: TimePageLink,
-                                  ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<AuditLog>> {
+                                  config?: RequestConfig): Observable<PageData<AuditLog>> {
     return this.http.get<PageData<AuditLog>>(`/api/audit/logs/customer/${customerId}${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getAuditLogsByUserId(userId: string, pageLink: TimePageLink,
-                              ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<AuditLog>> {
+                              config?: RequestConfig): Observable<PageData<AuditLog>> {
     return this.http.get<PageData<AuditLog>>(`/api/audit/logs/user/${userId}${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getAuditLogsByEntityId(entityId: EntityId, pageLink: TimePageLink,
-                                ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<AuditLog>> {
+                                config?: RequestConfig): Observable<PageData<AuditLog>> {
     return this.http.get<PageData<AuditLog>>(`/api/audit/logs/entity/${entityId.entityType}/${entityId.id}${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { PageLink } from '@shared/models/page/page-link';
@@ -31,22 +31,21 @@ export class CustomerService {
     private http: HttpClient
   ) { }
 
-  public getCustomers(pageLink: PageLink, ignoreErrors: boolean = false,
-                      ignoreLoading: boolean = false): Observable<PageData<Customer>> {
+  public getCustomers(pageLink: PageLink, config?: RequestConfig): Observable<PageData<Customer>> {
     return this.http.get<PageData<Customer>>(`/api/customers${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getCustomer(customerId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Customer> {
-    return this.http.get<Customer>(`/api/customer/${customerId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getCustomer(customerId: string, config?: RequestConfig): Observable<Customer> {
+    return this.http.get<Customer>(`/api/customer/${customerId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public saveCustomer(customer: Customer, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Customer> {
-    return this.http.post<Customer>('/api/customer', customer, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveCustomer(customer: Customer, config?: RequestConfig): Observable<Customer> {
+    return this.http.post<Customer>('/api/customer', customer, defaultHttpOptionsFromConfig(config));
   }
 
-  public deleteCustomer(customerId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/customer/${customerId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public deleteCustomer(customerId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/customer/${customerId}`, defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -15,7 +15,7 @@
 ///
 
 import {Inject, Injectable} from '@angular/core';
-import {defaultHttpOptions} from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable, ReplaySubject, Subject } from 'rxjs/index';
 import {HttpClient} from '@angular/common/http';
 import {PageLink} from '@shared/models/page/page-link';
@@ -50,77 +50,75 @@ export class DashboardService {
     );
   }
 
-  public getTenantDashboards(pageLink: PageLink, ignoreErrors: boolean = false,
-                             ignoreLoading: boolean = false): Observable<PageData<DashboardInfo>> {
+  public getTenantDashboards(pageLink: PageLink, config?: RequestConfig): Observable<PageData<DashboardInfo>> {
     return this.http.get<PageData<DashboardInfo>>(`/api/tenant/dashboards${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getTenantDashboardsByTenantId(tenantId: string, pageLink: PageLink, ignoreErrors: boolean = false,
-                                       ignoreLoading: boolean = false): Observable<PageData<DashboardInfo>> {
+  public getTenantDashboardsByTenantId(tenantId: string, pageLink: PageLink,
+                                       config?: RequestConfig): Observable<PageData<DashboardInfo>> {
     return this.http.get<PageData<DashboardInfo>>(`/api/tenant/${tenantId}/dashboards${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getCustomerDashboards(customerId: string, pageLink: PageLink, ignoreErrors: boolean = false,
-                               ignoreLoading: boolean = false): Observable<PageData<DashboardInfo>> {
+  public getCustomerDashboards(customerId: string, pageLink: PageLink, config?: RequestConfig): Observable<PageData<DashboardInfo>> {
     return this.http.get<PageData<DashboardInfo>>(`/api/customer/${customerId}/dashboards${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getDashboard(dashboardId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Dashboard> {
-    return this.http.get<Dashboard>(`/api/dashboard/${dashboardId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getDashboard(dashboardId: string, config?: RequestConfig): Observable<Dashboard> {
+    return this.http.get<Dashboard>(`/api/dashboard/${dashboardId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getDashboardInfo(dashboardId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<DashboardInfo> {
-    return this.http.get<DashboardInfo>(`/api/dashboard/info/${dashboardId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getDashboardInfo(dashboardId: string, config?: RequestConfig): Observable<DashboardInfo> {
+    return this.http.get<DashboardInfo>(`/api/dashboard/info/${dashboardId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public saveDashboard(dashboard: Dashboard, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Dashboard> {
-    return this.http.post<Dashboard>('/api/dashboard', dashboard, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveDashboard(dashboard: Dashboard, config?: RequestConfig): Observable<Dashboard> {
+    return this.http.post<Dashboard>('/api/dashboard', dashboard, defaultHttpOptionsFromConfig(config));
   }
 
-  public deleteDashboard(dashboardId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/dashboard/${dashboardId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public deleteDashboard(dashboardId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/dashboard/${dashboardId}`, defaultHttpOptionsFromConfig(config));
   }
 
   public assignDashboardToCustomer(customerId: string, dashboardId: string,
-                                   ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Dashboard> {
+                                   config?: RequestConfig): Observable<Dashboard> {
     return this.http.post<Dashboard>(`/api/customer/${customerId}/dashboard/${dashboardId}`,
-      null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+      null, defaultHttpOptionsFromConfig(config));
   }
 
   public unassignDashboardFromCustomer(customerId: string, dashboardId: string,
-                                       ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/customer/${customerId}/dashboard/${dashboardId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                                       config?: RequestConfig) {
+    return this.http.delete(`/api/customer/${customerId}/dashboard/${dashboardId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public makeDashboardPublic(dashboardId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Dashboard> {
+  public makeDashboardPublic(dashboardId: string, config?: RequestConfig): Observable<Dashboard> {
     return this.http.post<Dashboard>(`/api/customer/public/dashboard/${dashboardId}`, null,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public makeDashboardPrivate(dashboardId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Dashboard> {
+  public makeDashboardPrivate(dashboardId: string, config?: RequestConfig): Observable<Dashboard> {
     return this.http.delete<Dashboard>(`/api/customer/public/dashboard/${dashboardId}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public updateDashboardCustomers(dashboardId: string, customerIds: Array<string>,
-                                  ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Dashboard> {
+                                  config?: RequestConfig): Observable<Dashboard> {
     return this.http.post<Dashboard>(`/api/dashboard/${dashboardId}/customers`, customerIds,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public addDashboardCustomers(dashboardId: string, customerIds: Array<string>,
-                               ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Dashboard> {
+                               config?: RequestConfig): Observable<Dashboard> {
     return this.http.post<Dashboard>(`/api/dashboard/${dashboardId}/customers/add`, customerIds,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public removeDashboardCustomers(dashboardId: string, customerIds: Array<string>,
-                                  ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Dashboard> {
+                                  config?: RequestConfig): Observable<Dashboard> {
     return this.http.post<Dashboard>(`/api/dashboard/${dashboardId}/customers/remove`, customerIds,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getPublicDashboardLink(dashboard: DashboardInfo): string | null {

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable, Subject, ReplaySubject } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { PageLink } from '@shared/models/page/page-link';
@@ -36,44 +36,43 @@ export class DeviceService {
     private http: HttpClient
   ) { }
 
-  public getTenantDeviceInfos(pageLink: PageLink, type: string = '', ignoreErrors: boolean = false,
-                              ignoreLoading: boolean = false): Observable<PageData<DeviceInfo>> {
+  public getTenantDeviceInfos(pageLink: PageLink, type: string = '',
+                              config?: RequestConfig): Observable<PageData<DeviceInfo>> {
     return this.http.get<PageData<DeviceInfo>>(`/api/tenant/deviceInfos${pageLink.toQuery()}&type=${type}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getCustomerDeviceInfos(customerId: string, pageLink: PageLink, type: string = '', ignoreErrors: boolean = false,
-                                ignoreLoading: boolean = false): Observable<PageData<DeviceInfo>> {
+  public getCustomerDeviceInfos(customerId: string, pageLink: PageLink, type: string = '',
+                                config?: RequestConfig): Observable<PageData<DeviceInfo>> {
     return this.http.get<PageData<DeviceInfo>>(`/api/customer/${customerId}/deviceInfos${pageLink.toQuery()}&type=${type}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getDevice(deviceId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Device> {
-    return this.http.get<Device>(`/api/device/${deviceId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getDevice(deviceId: string, config?: RequestConfig): Observable<Device> {
+    return this.http.get<Device>(`/api/device/${deviceId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getDevices(deviceIds: Array<string>, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<Device>> {
-    return this.http.get<Array<Device>>(`/api/devices?deviceIds=${deviceIds.join(',')}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getDevices(deviceIds: Array<string>, config?: RequestConfig): Observable<Array<Device>> {
+    return this.http.get<Array<Device>>(`/api/devices?deviceIds=${deviceIds.join(',')}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getDeviceInfo(deviceId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<DeviceInfo> {
-    return this.http.get<DeviceInfo>(`/api/device/info/${deviceId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getDeviceInfo(deviceId: string, config?: RequestConfig): Observable<DeviceInfo> {
+    return this.http.get<DeviceInfo>(`/api/device/info/${deviceId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public saveDevice(device: Device, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Device> {
-    return this.http.post<Device>('/api/device', device, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveDevice(device: Device, config?: RequestConfig): Observable<Device> {
+    return this.http.post<Device>('/api/device', device, defaultHttpOptionsFromConfig(config));
   }
 
-  public deleteDevice(deviceId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/device/${deviceId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public deleteDevice(deviceId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/device/${deviceId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getDeviceTypes(ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntitySubtype>> {
-    return this.http.get<Array<EntitySubtype>>('/api/device/types', defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getDeviceTypes(config?: RequestConfig): Observable<Array<EntitySubtype>> {
+    return this.http.get<Array<EntitySubtype>>('/api/device/types', defaultHttpOptionsFromConfig(config));
   }
 
-  public getDeviceCredentials(deviceId: string, sync: boolean = false, ignoreErrors: boolean = false,
-                              ignoreLoading: boolean = false): Observable<DeviceCredentials> {
+  public getDeviceCredentials(deviceId: string, sync: boolean = false, config?: RequestConfig): Observable<DeviceCredentials> {
     const url = `/api/device/${deviceId}/credentials`;
     if (sync) {
       const responseSubject = new ReplaySubject<DeviceCredentials>();
@@ -93,31 +92,34 @@ export class DeviceService {
       }
       return responseSubject.asObservable();
     } else {
-      return this.http.get<DeviceCredentials>(url, defaultHttpOptions(ignoreLoading, ignoreErrors));
+      return this.http.get<DeviceCredentials>(url, defaultHttpOptionsFromConfig(config));
     }
   }
 
-  public saveDeviceCredentials(deviceCredentials: DeviceCredentials, ignoreErrors: boolean = false,
-                               ignoreLoading: boolean = false): Observable<DeviceCredentials> {
-    return this.http.post<DeviceCredentials>('/api/device/credentials', deviceCredentials, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveDeviceCredentials(deviceCredentials: DeviceCredentials, config?: RequestConfig): Observable<DeviceCredentials> {
+    return this.http.post<DeviceCredentials>('/api/device/credentials', deviceCredentials, defaultHttpOptionsFromConfig(config));
   }
 
-  public makeDevicePublic(deviceId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Device> {
-    return this.http.post<Device>(`/api/customer/public/device/${deviceId}`, null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public makeDevicePublic(deviceId: string, config?: RequestConfig): Observable<Device> {
+    return this.http.post<Device>(`/api/customer/public/device/${deviceId}`, null, defaultHttpOptionsFromConfig(config));
   }
 
   public assignDeviceToCustomer(customerId: string, deviceId: string,
-                                ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Device> {
-    return this.http.post<Device>(`/api/customer/${customerId}/device/${deviceId}`, null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                                config?: RequestConfig): Observable<Device> {
+    return this.http.post<Device>(`/api/customer/${customerId}/device/${deviceId}`, null, defaultHttpOptionsFromConfig(config));
   }
 
-  public unassignDeviceFromCustomer(deviceId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/customer/device/${deviceId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public unassignDeviceFromCustomer(deviceId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/customer/device/${deviceId}`, defaultHttpOptionsFromConfig(config));
   }
 
   public findByQuery(query: DeviceSearchQuery,
-                     ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<Device>> {
-    return this.http.post<Array<Device>>('/api/devices', query, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                     config?: RequestConfig): Observable<Array<Device>> {
+    return this.http.post<Array<Device>>('/api/devices', query, defaultHttpOptionsFromConfig(config));
+  }
+
+  public findByName(deviceName: string, config?: RequestConfig): Observable<Device> {
+    return this.http.get<Device>(`/api/tenant/devices?deviceName=${deviceName}`, defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { EntityRelation, EntityRelationInfo, EntityRelationsQuery } from '@shared/models/relation.models';
@@ -30,84 +30,84 @@ export class EntityRelationService {
     private http: HttpClient
   ) { }
 
-  public saveRelation(relation: EntityRelation, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<EntityRelation> {
-    return this.http.post<EntityRelation>('/api/relation', relation, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveRelation(relation: EntityRelation, config?: RequestConfig): Observable<EntityRelation> {
+    return this.http.post<EntityRelation>('/api/relation', relation, defaultHttpOptionsFromConfig(config));
   }
 
   public deleteRelation(fromId: EntityId, relationType: string, toId: EntityId,
-                        ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
+                        config?: RequestConfig) {
     return this.http.delete(`/api/relation?fromId=${fromId.id}&fromType=${fromId.entityType}` +
       `&relationType=${relationType}&toId=${toId.id}&toType=${toId.entityType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public deleteRelations(entityId: EntityId,
-                         ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
+                         config?: RequestConfig) {
     return this.http.delete(`/api/relations?entityId=${entityId.id}&entityType=${entityId.entityType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getRelation(fromId: EntityId, relationType: string, toId: EntityId,
-                     ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<EntityRelation> {
+                     config?: RequestConfig): Observable<EntityRelation> {
     return this.http.get<EntityRelation>(`/api/relation?fromId=${fromId.id}&fromType=${fromId.entityType}` +
       `&relationType=${relationType}&toId=${toId.id}&toType=${toId.entityType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public findByFrom(fromId: EntityId,
-                    ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityRelation>> {
+                    config?: RequestConfig): Observable<Array<EntityRelation>> {
     return this.http.get<Array<EntityRelation>>(
       `/api/relations?fromId=${fromId.id}&fromType=${fromId.entityType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public findInfoByFrom(fromId: EntityId,
-                        ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityRelationInfo>> {
+                        config?: RequestConfig): Observable<Array<EntityRelationInfo>> {
     return this.http.get<Array<EntityRelationInfo>>(
       `/api/relations/info?fromId=${fromId.id}&fromType=${fromId.entityType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public findByFromAndType(fromId: EntityId, relationType: string,
-                           ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityRelation>> {
+                           config?: RequestConfig): Observable<Array<EntityRelation>> {
     return this.http.get<Array<EntityRelation>>(
       `/api/relations?fromId=${fromId.id}&fromType=${fromId.entityType}&relationType=${relationType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public findByTo(toId: EntityId,
-                  ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityRelation>> {
+                  config?: RequestConfig): Observable<Array<EntityRelation>> {
     return this.http.get<Array<EntityRelation>>(
       `/api/relations?toId=${toId.id}&toType=${toId.entityType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public findInfoByTo(toId: EntityId,
-                      ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityRelationInfo>> {
+                      config?: RequestConfig): Observable<Array<EntityRelationInfo>> {
     return this.http.get<Array<EntityRelationInfo>>(
       `/api/relations/info?toId=${toId.id}&toType=${toId.entityType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public findByToAndType(toId: EntityId, relationType: string,
-                         ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityRelation>> {
+                         config?: RequestConfig): Observable<Array<EntityRelation>> {
     return this.http.get<Array<EntityRelation>>(
       `/api/relations?toId=${toId.id}&toType=${toId.entityType}&relationType=${relationType}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public findByQuery(query: EntityRelationsQuery,
-                     ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityRelation>> {
+                     config?: RequestConfig): Observable<Array<EntityRelation>> {
     return this.http.post<Array<EntityRelation>>(
       '/api/relations', query,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public findInfoByQuery(query: EntityRelationsQuery,
-                         ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityRelationInfo>> {
+                         config?: RequestConfig): Observable<Array<EntityRelationInfo>> {
     return this.http.post<Array<EntityRelationInfo>>(
       '/api/relations/info', query,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -15,7 +15,7 @@
 ///
 
 import {Injectable} from '@angular/core';
-import {defaultHttpOptions} from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import {Observable} from 'rxjs/index';
 import {HttpClient} from '@angular/common/http';
 import {PageLink} from '@shared/models/page/page-link';
@@ -33,57 +33,55 @@ export class EntityViewService {
     private http: HttpClient
   ) { }
 
-  public getTenantEntityViewInfos(pageLink: PageLink, type: string = '', ignoreErrors: boolean = false,
-                                  ignoreLoading: boolean = false): Observable<PageData<EntityViewInfo>> {
+  public getTenantEntityViewInfos(pageLink: PageLink, type: string = '', config?: RequestConfig): Observable<PageData<EntityViewInfo>> {
     return this.http.get<PageData<EntityViewInfo>>(`/api/tenant/entityViewInfos${pageLink.toQuery()}&type=${type}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getCustomerEntityViewInfos(customerId: string, pageLink: PageLink, type: string = '', ignoreErrors: boolean = false,
-                                    ignoreLoading: boolean = false): Observable<PageData<EntityViewInfo>> {
+  public getCustomerEntityViewInfos(customerId: string, pageLink: PageLink, type: string = '',
+                                    config?: RequestConfig): Observable<PageData<EntityViewInfo>> {
     return this.http.get<PageData<EntityViewInfo>>(`/api/customer/${customerId}/entityViewInfos${pageLink.toQuery()}&type=${type}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getEntityView(entityViewId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<EntityView> {
-    return this.http.get<EntityView>(`/api/entityView/${entityViewId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getEntityView(entityViewId: string, config?: RequestConfig): Observable<EntityView> {
+    return this.http.get<EntityView>(`/api/entityView/${entityViewId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getEntityViewInfo(entityViewId: string, ignoreErrors: boolean = false,
-                           ignoreLoading: boolean = false): Observable<EntityViewInfo> {
-    return this.http.get<EntityViewInfo>(`/api/entityView/info/${entityViewId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getEntityViewInfo(entityViewId: string, config?: RequestConfig): Observable<EntityViewInfo> {
+    return this.http.get<EntityViewInfo>(`/api/entityView/info/${entityViewId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public saveEntityView(entityView: EntityView, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<EntityView> {
-    return this.http.post<EntityView>('/api/entityView', entityView, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveEntityView(entityView: EntityView, config?: RequestConfig): Observable<EntityView> {
+    return this.http.post<EntityView>('/api/entityView', entityView, defaultHttpOptionsFromConfig(config));
   }
 
-  public deleteEntityView(entityViewId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/entityView/${entityViewId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public deleteEntityView(entityViewId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/entityView/${entityViewId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getEntityViewTypes(ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntitySubtype>> {
-    return this.http.get<Array<EntitySubtype>>('/api/entityView/types', defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getEntityViewTypes(config?: RequestConfig): Observable<Array<EntitySubtype>> {
+    return this.http.get<Array<EntitySubtype>>('/api/entityView/types', defaultHttpOptionsFromConfig(config));
   }
 
-  public makeEntityViewPublic(entityViewId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<EntityView> {
+  public makeEntityViewPublic(entityViewId: string, config?: RequestConfig): Observable<EntityView> {
     return this.http.post<EntityView>(`/api/customer/public/entityView/${entityViewId}`, null,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public assignEntityViewToCustomer(customerId: string, entityViewId: string,
-                                    ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<EntityView> {
+                                    config?: RequestConfig): Observable<EntityView> {
     return this.http.post<EntityView>(`/api/customer/${customerId}/entityView/${entityViewId}`, null,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public unassignEntityViewFromCustomer(entityViewId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/customer/entityView/${entityViewId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public unassignEntityViewFromCustomer(entityViewId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/customer/entityView/${entityViewId}`, defaultHttpOptionsFromConfig(config));
   }
 
   public findByQuery(query: EntityViewSearchQuery,
-                     ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<EntityView>> {
-    return this.http.post<Array<EntityView>>('/api/entityViews', query, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                     config?: RequestConfig): Observable<Array<EntityView>> {
+    return this.http.post<Array<EntityView>>('/api/entityViews', query, defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -37,14 +37,14 @@ import { catchError, concatMap, expand, map, mergeMap, toArray } from 'rxjs/oper
 import { Customer } from '@app/shared/models/customer.model';
 import { AssetService } from '@core/http/asset.service';
 import { EntityViewService } from '@core/http/entity-view.service';
-import { DataKeyType } from '@shared/models/telemetry/telemetry.models';
-import { defaultHttpOptions } from '@core/http/http-utils';
+import { AttributeScope, DataKeyType } from '@shared/models/telemetry/telemetry.models';
+import { defaultHttpOptionsFromConfig, RequestConfig } from '@core/http/http-utils';
 import { RuleChainService } from '@core/http/rule-chain.service';
 import { AliasInfo, StateParams, SubscriptionInfo } from '@core/api/widget-api.models';
 import { Datasource, DatasourceType, KeyInfo } from '@app/shared/models/widget.models';
 import { UtilsService } from '@core/services/utils.service';
 import { AliasFilterType, EntityAlias, EntityAliasFilter, EntityAliasFilterResult } from '@shared/models/alias.models';
-import { EntityInfo } from '@shared/models/entity.models';
+import { EntityInfo, ImportEntityData, ImportEntitiesResultInfo } from '@shared/models/entity.models';
 import {
   EntityRelationInfo,
   EntityRelationsQuery,
@@ -53,9 +53,10 @@ import {
 } from '@shared/models/relation.models';
 import { EntityRelationService } from '@core/http/entity-relation.service';
 import { isDefined } from '../utils';
-import { AssetSearchQuery } from '@shared/models/asset.models';
-import { DeviceSearchQuery } from '@shared/models/device.models';
+import { Asset, AssetSearchQuery } from '@shared/models/asset.models';
+import { Device, DeviceCredentialsType, DeviceSearchQuery } from '@shared/models/device.models';
 import { EntityViewSearchQuery } from '@shared/models/entity-view.models';
+import { AttributeService } from '@core/http/attribute.service';
 
 @Injectable({
   providedIn: 'root'
@@ -74,37 +75,38 @@ export class EntityService {
     private ruleChainService: RuleChainService,
     private dashboardService: DashboardService,
     private entityRelationService: EntityRelationService,
+    private attributeService: AttributeService,
     private utils: UtilsService
   ) { }
 
   private getEntityObservable(entityType: EntityType, entityId: string,
-                              ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<BaseData<EntityId>> {
+                              config?: RequestConfig): Observable<BaseData<EntityId>> {
 
     let observable: Observable<BaseData<EntityId>>;
     switch (entityType) {
       case EntityType.DEVICE:
-        observable = this.deviceService.getDevice(entityId, ignoreErrors, ignoreLoading);
+        observable = this.deviceService.getDevice(entityId, config);
         break;
       case EntityType.ASSET:
-        observable = this.assetService.getAsset(entityId, ignoreErrors, ignoreLoading);
+        observable = this.assetService.getAsset(entityId, config);
         break;
       case EntityType.ENTITY_VIEW:
-        observable = this.entityViewService.getEntityView(entityId, ignoreErrors, ignoreLoading);
+        observable = this.entityViewService.getEntityView(entityId, config);
         break;
       case EntityType.TENANT:
-        observable = this.tenantService.getTenant(entityId, ignoreErrors, ignoreLoading);
+        observable = this.tenantService.getTenant(entityId, config);
         break;
       case EntityType.CUSTOMER:
-        observable = this.customerService.getCustomer(entityId, ignoreErrors, ignoreLoading);
+        observable = this.customerService.getCustomer(entityId, config);
         break;
       case EntityType.DASHBOARD:
-        observable = this.dashboardService.getDashboardInfo(entityId, ignoreErrors, ignoreLoading);
+        observable = this.dashboardService.getDashboardInfo(entityId, config);
         break;
       case EntityType.USER:
-        observable = this.userService.getUser(entityId, ignoreErrors, ignoreLoading);
+        observable = this.userService.getUser(entityId, config);
         break;
       case EntityType.RULE_CHAIN:
-        observable = this.ruleChainService.getRuleChain(entityId, ignoreErrors, ignoreLoading);
+        observable = this.ruleChainService.getRuleChain(entityId, config);
         break;
       case EntityType.ALARM:
         console.error('Get Alarm Entity is not implemented!');
@@ -113,8 +115,8 @@ export class EntityService {
     return observable;
   }
   public getEntity(entityType: EntityType, entityId: string,
-                   ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<BaseData<EntityId>> {
-    const entityObservable = this.getEntityObservable(entityType, entityId, ignoreErrors, ignoreLoading);
+                   config?: RequestConfig): Observable<BaseData<EntityId>> {
+    const entityObservable = this.getEntityObservable(entityType, entityId, config);
     if (entityObservable) {
       return entityObservable;
     } else {
@@ -146,38 +148,38 @@ export class EntityService {
 
 
   private getEntitiesObservable(entityType: EntityType, entityIds: Array<string>,
-                                ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<BaseData<EntityId>>> {
+                                config?: RequestConfig): Observable<Array<BaseData<EntityId>>> {
     let observable: Observable<Array<BaseData<EntityId>>>;
     switch (entityType) {
       case EntityType.DEVICE:
-        observable = this.deviceService.getDevices(entityIds, ignoreErrors, ignoreLoading);
+        observable = this.deviceService.getDevices(entityIds, config);
         break;
       case EntityType.ASSET:
-        observable = this.assetService.getAssets(entityIds, ignoreErrors, ignoreLoading);
+        observable = this.assetService.getAssets(entityIds, config);
         break;
       case EntityType.ENTITY_VIEW:
         observable = this.getEntitiesByIdsObservable(
-          (id) => this.entityViewService.getEntityView(id, ignoreErrors, ignoreLoading),
+          (id) => this.entityViewService.getEntityView(id, config),
           entityIds);
         break;
       case EntityType.TENANT:
         observable = this.getEntitiesByIdsObservable(
-          (id) => this.tenantService.getTenant(id, ignoreErrors, ignoreLoading),
+          (id) => this.tenantService.getTenant(id, config),
           entityIds);
         break;
       case EntityType.CUSTOMER:
         observable = this.getEntitiesByIdsObservable(
-          (id) => this.customerService.getCustomer(id, ignoreErrors, ignoreLoading),
+          (id) => this.customerService.getCustomer(id, config),
           entityIds);
         break;
       case EntityType.DASHBOARD:
         observable = this.getEntitiesByIdsObservable(
-          (id) => this.dashboardService.getDashboardInfo(id, ignoreErrors, ignoreLoading),
+          (id) => this.dashboardService.getDashboardInfo(id, config),
           entityIds);
         break;
       case EntityType.USER:
         observable = this.getEntitiesByIdsObservable(
-          (id) => this.userService.getUser(id, ignoreErrors, ignoreLoading),
+          (id) => this.userService.getUser(id, config),
           entityIds);
         break;
       case EntityType.ALARM:
@@ -188,8 +190,8 @@ export class EntityService {
   }
 
   public getEntities(entityType: EntityType, entityIds: Array<string>,
-                     ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<BaseData<EntityId>>> {
-    const entitiesObservable = this.getEntitiesObservable(entityType, entityIds, ignoreErrors, ignoreLoading);
+                     config?: RequestConfig): Observable<Array<BaseData<EntityId>>> {
+    const entitiesObservable = this.getEntitiesObservable(entityType, entityIds, config);
     if (entitiesObservable) {
       return entitiesObservable;
     } else {
@@ -198,11 +200,10 @@ export class EntityService {
   }
 
   private getSingleTenantByPageLinkObservable(pageLink: PageLink,
-                                              ignoreErrors: boolean = false,
-                                              ignoreLoading: boolean = false): Observable<PageData<Tenant>> {
+                                              config?: RequestConfig): Observable<PageData<Tenant>> {
     const authUser = getCurrentAuthUser(this.store);
     const tenantId = authUser.tenantId;
-    return this.tenantService.getTenant(tenantId, ignoreErrors, ignoreLoading).pipe(
+    return this.tenantService.getTenant(tenantId, config).pipe(
       map((tenant) => {
         const result = {
           data: [],
@@ -221,11 +222,10 @@ export class EntityService {
   }
 
   private getSingleCustomerByPageLinkObservable(pageLink: PageLink,
-                                                ignoreErrors: boolean = false,
-                                                ignoreLoading: boolean = false): Observable<PageData<Customer>> {
+                                                config?: RequestConfig): Observable<PageData<Customer>> {
     const authUser = getCurrentAuthUser(this.store);
     const customerId = authUser.customerId;
-    return this.customerService.getCustomer(customerId, ignoreErrors, ignoreLoading).pipe(
+    return this.customerService.getCustomer(customerId, config).pipe(
       map((customer) => {
         const result = {
           data: [],
@@ -244,8 +244,7 @@ export class EntityService {
   }
 
   private getEntitiesByPageLinkObservable(entityType: EntityType, pageLink: PageLink, subType: string = '',
-                                          ignoreErrors: boolean = false,
-                                          ignoreLoading: boolean = false): Observable<PageData<BaseData<EntityId>>> {
+                                          config?: RequestConfig): Observable<PageData<BaseData<EntityId>>> {
     let entitiesObservable: Observable<PageData<BaseData<EntityId>>>;
     const authUser = getCurrentAuthUser(this.store);
     const customerId = authUser.customerId;
@@ -253,54 +252,54 @@ export class EntityService {
       case EntityType.DEVICE:
         pageLink.sortOrder.property = 'name';
         if (authUser.authority === Authority.CUSTOMER_USER) {
-          entitiesObservable = this.deviceService.getCustomerDeviceInfos(customerId, pageLink, subType, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.deviceService.getCustomerDeviceInfos(customerId, pageLink, subType, config);
         } else {
-          entitiesObservable = this.deviceService.getTenantDeviceInfos(pageLink, subType, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.deviceService.getTenantDeviceInfos(pageLink, subType, config);
         }
         break;
       case EntityType.ASSET:
         pageLink.sortOrder.property = 'name';
         if (authUser.authority === Authority.CUSTOMER_USER) {
-          entitiesObservable = this.assetService.getCustomerAssetInfos(customerId, pageLink, subType, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.assetService.getCustomerAssetInfos(customerId, pageLink, subType, config);
         } else {
-          entitiesObservable = this.assetService.getTenantAssetInfos(pageLink, subType, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.assetService.getTenantAssetInfos(pageLink, subType, config);
         }
         break;
       case EntityType.ENTITY_VIEW:
         pageLink.sortOrder.property = 'name';
         if (authUser.authority === Authority.CUSTOMER_USER) {
           entitiesObservable = this.entityViewService.getCustomerEntityViewInfos(customerId, pageLink,
-            subType, ignoreErrors, ignoreLoading);
+            subType, config);
         } else {
-          entitiesObservable = this.entityViewService.getTenantEntityViewInfos(pageLink, subType, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.entityViewService.getTenantEntityViewInfos(pageLink, subType, config);
         }
         break;
       case EntityType.TENANT:
         pageLink.sortOrder.property = 'title';
         if (authUser.authority === Authority.TENANT_ADMIN) {
-          entitiesObservable = this.getSingleTenantByPageLinkObservable(pageLink, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.getSingleTenantByPageLinkObservable(pageLink, config);
         } else {
-          entitiesObservable = this.tenantService.getTenants(pageLink, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.tenantService.getTenants(pageLink, config);
         }
         break;
       case EntityType.CUSTOMER:
         pageLink.sortOrder.property = 'title';
         if (authUser.authority === Authority.CUSTOMER_USER) {
-          entitiesObservable = this.getSingleCustomerByPageLinkObservable(pageLink, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.getSingleCustomerByPageLinkObservable(pageLink, config);
         } else {
-          entitiesObservable = this.customerService.getCustomers(pageLink, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.customerService.getCustomers(pageLink, config);
         }
         break;
       case EntityType.RULE_CHAIN:
         pageLink.sortOrder.property = 'name';
-        entitiesObservable = this.ruleChainService.getRuleChains(pageLink, ignoreErrors, ignoreLoading);
+        entitiesObservable = this.ruleChainService.getRuleChains(pageLink, config);
         break;
       case EntityType.DASHBOARD:
         pageLink.sortOrder.property = 'title';
         if (authUser.authority === Authority.CUSTOMER_USER) {
-          entitiesObservable = this.dashboardService.getCustomerDashboards(customerId, pageLink, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.dashboardService.getCustomerDashboards(customerId, pageLink, config);
         } else {
-          entitiesObservable = this.dashboardService.getTenantDashboards(pageLink, ignoreErrors, ignoreLoading);
+          entitiesObservable = this.dashboardService.getTenantDashboards(pageLink, config);
         }
         break;
       case EntityType.USER:
@@ -314,16 +313,15 @@ export class EntityService {
   }
 
   private getEntitiesByPageLink(entityType: EntityType, pageLink: PageLink, subType: string = '',
-                                ignoreErrors: boolean = false,
-                                ignoreLoading: boolean = false): Observable<Array<BaseData<EntityId>>> {
+                                config?: RequestConfig): Observable<Array<BaseData<EntityId>>> {
     const entitiesObservable: Observable<PageData<BaseData<EntityId>>> =
-      this.getEntitiesByPageLinkObservable(entityType, pageLink, subType, ignoreErrors, ignoreLoading);
+      this.getEntitiesByPageLinkObservable(entityType, pageLink, subType, config);
     if (entitiesObservable) {
       return entitiesObservable.pipe(
         expand((data) => {
           if (data.hasNext) {
             pageLink.page += 1;
-            return this.getEntitiesByPageLinkObservable(entityType, pageLink, subType, ignoreErrors, ignoreLoading);
+            return this.getEntitiesByPageLinkObservable(entityType, pageLink, subType, config);
           } else {
             return EMPTY;
           }
@@ -339,19 +337,19 @@ export class EntityService {
 
   public getEntitiesByNameFilter(entityType: EntityType, entityNameFilter: string,
                                  pageSize: number, subType: string = '',
-                                 ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<BaseData<EntityId>>> {
+                                 config?: RequestConfig): Observable<Array<BaseData<EntityId>>> {
     const pageLink = new PageLink(pageSize, 0, entityNameFilter, {
       property: 'name',
       direction: Direction.ASC
     });
     if (pageSize === -1) { // all
       pageLink.pageSize = 100;
-      return this.getEntitiesByPageLink(entityType, pageLink, subType, ignoreErrors, ignoreLoading).pipe(
+      return this.getEntitiesByPageLink(entityType, pageLink, subType, config).pipe(
         map((data) => data && data.length ? data : null)
       );
     } else {
       const entitiesObservable: Observable<PageData<BaseData<EntityId>>> =
-        this.getEntitiesByPageLinkObservable(entityType, pageLink, subType, ignoreErrors, ignoreLoading);
+        this.getEntitiesByPageLinkObservable(entityType, pageLink, subType, config);
       if (entitiesObservable) {
         return entitiesObservable.pipe(
           map((data) => data && data.data.length ? data.data : null)
@@ -506,7 +504,7 @@ export class EntityService {
   }
 
   public getEntityKeys(entityId: EntityId, query: string, type: DataKeyType,
-                       ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<string>> {
+                       config?: RequestConfig): Observable<Array<string>> {
     let url = `/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/keys/`;
     if (type === DataKeyType.timeseries) {
       url += 'timeseries';
@@ -514,7 +512,7 @@ export class EntityService {
       url += 'attributes';
     }
     return this.http.get<Array<string>>(url,
-      defaultHttpOptions(ignoreLoading, ignoreErrors))
+      defaultHttpOptionsFromConfig(config))
       .pipe(
         map(
           (dataKeys) => {
@@ -549,7 +547,7 @@ export class EntityService {
   public createAlarmSourceFromSubscriptionInfo(subscriptionInfo: SubscriptionInfo): Observable<Datasource> {
     if (subscriptionInfo.entityId && subscriptionInfo.entityType) {
       return this.getEntity(subscriptionInfo.entityType, subscriptionInfo.entityId,
-        true, true).pipe(
+        {ignoreLoading: true, ignoreErrors: true}).pipe(
         map((entity) => {
           const alarmSource = this.createDatasourceFromSubscription(subscriptionInfo, entity);
           this.utils.generateColors([alarmSource]);
@@ -594,7 +592,7 @@ export class EntityService {
     switch (filter.type) {
       case AliasFilterType.singleEntity:
         const aliasEntityId = this.resolveAliasEntityId(filter.singleEntity.entityType, filter.singleEntity.id);
-        return this.getEntity(aliasEntityId.entityType as EntityType, aliasEntityId.id, true, true).pipe(
+        return this.getEntity(aliasEntityId.entityType as EntityType, aliasEntityId.id, {ignoreLoading: true, ignoreErrors: true}).pipe(
           map((entity) => {
             result.entities = this.entitiesToEntitiesInfo([entity]);
             return result;
@@ -602,7 +600,7 @@ export class EntityService {
         ));
         break;
       case AliasFilterType.entityList:
-        return this.getEntities(filter.entityType, filter.entityList, true, true).pipe(
+        return this.getEntities(filter.entityType, filter.entityList, {ignoreLoading: true, ignoreErrors: true}).pipe(
           map((entities) => {
               if (entities && entities.length || !failOnEmpty) {
                 result.entities = this.entitiesToEntitiesInfo(entities);
@@ -615,7 +613,7 @@ export class EntityService {
         break;
       case AliasFilterType.entityName:
         return this.getEntitiesByNameFilter(filter.entityType, filter.entityNameFilter, maxItems,
-          '', true, true).pipe(
+          '', {ignoreLoading: true, ignoreErrors: true}).pipe(
             map((entities) => {
               if (entities && entities.length || !failOnEmpty) {
                 result.entities = this.entitiesToEntitiesInfo(entities);
@@ -630,7 +628,7 @@ export class EntityService {
       case AliasFilterType.stateEntity:
         result.stateEntity = true;
         if (stateEntityId) {
-          return this.getEntity(stateEntityId.entityType as EntityType, stateEntityId.id, true, true).pipe(
+          return this.getEntity(stateEntityId.entityType as EntityType, stateEntityId.id, {ignoreLoading: true, ignoreErrors: true}).pipe(
             map((entity) => {
                 result.entities = this.entitiesToEntitiesInfo([entity]);
                 return result;
@@ -642,7 +640,7 @@ export class EntityService {
         break;
       case AliasFilterType.assetType:
         return this.getEntitiesByNameFilter(EntityType.ASSET, filter.assetNameFilter, maxItems,
-          filter.assetType, true, true).pipe(
+          filter.assetType, {ignoreLoading: true, ignoreErrors: true}).pipe(
           map((entities) => {
               if (entities && entities.length || !failOnEmpty) {
                 result.entities = this.entitiesToEntitiesInfo(entities);
@@ -656,7 +654,7 @@ export class EntityService {
         break;
       case AliasFilterType.deviceType:
         return this.getEntitiesByNameFilter(EntityType.DEVICE, filter.deviceNameFilter, maxItems,
-          filter.deviceType, true, true).pipe(
+          filter.deviceType, {ignoreLoading: true, ignoreErrors: true}).pipe(
           map((entities) => {
               if (entities && entities.length || !failOnEmpty) {
                 result.entities = this.entitiesToEntitiesInfo(entities);
@@ -670,7 +668,7 @@ export class EntityService {
         break;
       case AliasFilterType.entityViewType:
         return this.getEntitiesByNameFilter(EntityType.ENTITY_VIEW, filter.entityViewNameFilter, maxItems,
-          filter.entityViewType, true, true).pipe(
+          filter.entityViewType, {ignoreLoading: true, ignoreErrors: true}).pipe(
           map((entities) => {
               if (entities && entities.length || !failOnEmpty) {
                 result.entities = this.entitiesToEntitiesInfo(entities);
@@ -704,7 +702,7 @@ export class EntityService {
             filters: filter.filters
           };
           searchQuery.parameters.maxLevel = filter.maxLevel && filter.maxLevel > 0 ? filter.maxLevel : -1;
-          return this.entityRelationService.findInfoByQuery(searchQuery, true, true).pipe(
+          return this.entityRelationService.findInfoByQuery(searchQuery, {ignoreLoading: true, ignoreErrors: true}).pipe(
             mergeMap((allRelations) => {
               if (allRelations && allRelations.length || !failOnEmpty) {
                 if (isDefined(maxItems) && maxItems > 0 && allRelations) {
@@ -751,15 +749,15 @@ export class EntityService {
           if (filter.type === AliasFilterType.assetSearchQuery) {
             const assetSearchQuery = searchQuery as AssetSearchQuery;
             assetSearchQuery.assetTypes = filter.assetTypes;
-            findByQueryObservable = this.assetService.findByQuery(assetSearchQuery, true, true);
+            findByQueryObservable = this.assetService.findByQuery(assetSearchQuery, {ignoreLoading: true, ignoreErrors: true});
           } else if (filter.type === AliasFilterType.deviceSearchQuery) {
             const deviceSearchQuery = searchQuery as DeviceSearchQuery;
             deviceSearchQuery.deviceTypes = filter.deviceTypes;
-            findByQueryObservable = this.deviceService.findByQuery(deviceSearchQuery, true, true);
+            findByQueryObservable = this.deviceService.findByQuery(deviceSearchQuery, {ignoreLoading: true, ignoreErrors: true});
           } else if (filter.type === AliasFilterType.entityViewSearchQuery) {
             const entityViewSearchQuery = searchQuery as EntityViewSearchQuery;
             entityViewSearchQuery.entityViewTypes = filter.entityViewTypes;
-            findByQueryObservable = this.entityViewService.findByQuery(entityViewSearchQuery, true, true);
+            findByQueryObservable = this.entityViewService.findByQuery(entityViewSearchQuery, {ignoreLoading: true, ignoreErrors: true});
           }
           return findByQueryObservable.pipe(
             map((entities) => {
@@ -800,6 +798,115 @@ export class EntityService {
     );
   }
 
+  public saveEntityParameters(entityType: EntityType, entityData: ImportEntityData, update: boolean,
+                              config?: RequestConfig): Observable<ImportEntitiesResultInfo> {
+    let saveEntityObservable: Observable<BaseData<EntityId>>;
+    switch (entityType) {
+      case EntityType.DEVICE:
+        const device: Device = {
+          name: entityData.name,
+          type: entityData.type
+        };
+        saveEntityObservable = this.deviceService.saveDevice(device, config);
+        break;
+      case EntityType.ASSET:
+        const asset: Asset = {
+          name: entityData.name,
+          type: entityData.type
+        };
+        saveEntityObservable = this.assetService.saveAsset(asset, config);
+        break;
+    }
+    return saveEntityObservable.pipe(
+      mergeMap((entity) => {
+        return this.saveEntityData(entity.id, entityData, config).pipe(
+          map(() => {
+            return { create: { entity: 1 } } as ImportEntitiesResultInfo;
+          }),
+          catchError(err => of({ error: { entity: 1 } } as ImportEntitiesResultInfo))
+        );
+      }),
+      catchError(err => {
+        if (update) {
+          let findEntityObservable: Observable<BaseData<EntityId>>;
+          switch (entityType) {
+            case EntityType.DEVICE:
+              findEntityObservable = this.deviceService.findByName(entityData.name, config);
+              break;
+            case EntityType.ASSET:
+              findEntityObservable = this.assetService.findByName(entityData.name, config);
+              break;
+          }
+          return findEntityObservable.pipe(
+            mergeMap((entity) => {
+              return this.saveEntityData(entity.id, entityData, config).pipe(
+                map(() => {
+                  return { update: { entity: 1 } } as ImportEntitiesResultInfo;
+                }),
+                catchError(updateError => of({ error: { entity: 1 } } as ImportEntitiesResultInfo))
+              );
+            }),
+            catchError(findErr => of({ error: { entity: 1 } } as ImportEntitiesResultInfo))
+          );
+        } else {
+          return of({ error: { entity: 1 } } as ImportEntitiesResultInfo);
+        }
+      })
+    );
+  }
+
+  public saveEntityData(entityId: EntityId, entityData: ImportEntityData, config?: RequestConfig): Observable<any> {
+    const observables: Observable<string>[] = [];
+    let observable: Observable<string>;
+    if (entityData.accessToken && entityData.accessToken !== '') {
+      observable = this.deviceService.getDeviceCredentials(entityId.id, false, config).pipe(
+        mergeMap((credentials) => {
+          credentials.credentialsId = entityData.accessToken;
+          credentials.credentialsType = DeviceCredentialsType.ACCESS_TOKEN;
+          credentials.credentialsValue = null;
+          return this.deviceService.saveDeviceCredentials(credentials, config).pipe(
+            map(() => 'ok'),
+            catchError(err => of('error'))
+          );
+        })
+      );
+      observables.push(observable);
+    }
+    if (entityData.attributes.shared && entityData.attributes.shared.length) {
+      observable = this.attributeService.saveEntityAttributes(entityId, AttributeScope.SHARED_SCOPE,
+        entityData.attributes.shared, config).pipe(
+        map(() => 'ok'),
+        catchError(err => of('error'))
+      );
+      observables.push(observable);
+    }
+    if (entityData.attributes.server && entityData.attributes.server.length) {
+      observable = this.attributeService.saveEntityAttributes(entityId, AttributeScope.SERVER_SCOPE,
+        entityData.attributes.server, config).pipe(
+        map(() => 'ok'),
+        catchError(err => of('error'))
+      );
+      observables.push(observable);
+    }
+    if (entityData.timeseries && entityData.timeseries.length) {
+      observable = this.attributeService.saveEntityTimeseries(entityId, 'time', entityData.timeseries, config).pipe(
+        map(() => 'ok'),
+        catchError(err => of('error'))
+      );
+      observables.push(observable);
+    }
+    return forkJoin(observables).pipe(
+      map((response) => {
+        const hasError = response.filter((status) => status === 'error').length > 0;
+        if (hasError) {
+          throw Error();
+        } else {
+          return response;
+        }
+      })
+    );
+  }
+
   private entitiesToEntitiesInfo(entities: Array<BaseData<EntityId>>): Array<EntityInfo> {
     const entitiesInfo = [];
     if (entities) {
@@ -836,7 +943,7 @@ export class EntityService {
 
   private entityRelationInfoToEntityInfo(entityRelationInfo: EntityRelationInfo, direction: EntitySearchDirection): Observable<EntityInfo> {
     const entityId = direction === EntitySearchDirection.FROM ? entityRelationInfo.to : entityRelationInfo.from;
-    return this.getEntity(entityId.entityType as EntityType, entityId.id, true, true).pipe(
+    return this.getEntity(entityId.entityType as EntityType, entityId.id, {ignoreLoading: true, ignoreErrors: true}).pipe(
       map((entity) => {
         return this.entityToEntityInfo(entity);
       })
@@ -907,7 +1014,7 @@ export class EntityService {
         return of([entity]);
       } else {
         return this.getEntity(subscriptionInfo.entityType, subscriptionInfo.entityId,
-          true, true).pipe(
+          {ignoreLoading: true, ignoreErrors: true}).pipe(
           map((entity) => [entity]),
           catchError(e => of([]))
         );
@@ -916,12 +1023,13 @@ export class EntityService {
       let entitiesObservable: Observable<Array<BaseData<EntityId>>>;
       if (subscriptionInfo.entityName) {
         entitiesObservable = this.getEntitiesByNameFilter(subscriptionInfo.entityType, subscriptionInfo.entityName,
-          1, null, true, true);
+          1, null, {ignoreLoading: true, ignoreErrors: true});
       } else if (subscriptionInfo.entityNamePrefix) {
         entitiesObservable = this.getEntitiesByNameFilter(subscriptionInfo.entityType, subscriptionInfo.entityNamePrefix,
-          100, null, true, true);
+          100, null, {ignoreLoading: true, ignoreErrors: true});
       } else if (subscriptionInfo.entityIds) {
-        entitiesObservable = this.getEntities(subscriptionInfo.entityType, subscriptionInfo.entityIds, true, true);
+        entitiesObservable = this.getEntities(subscriptionInfo.entityType, subscriptionInfo.entityIds,
+          {ignoreLoading: true, ignoreErrors: true});
       }
       return entitiesObservable.pipe(
         catchError(e => of([]))

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { TimePageLink } from '@shared/models/page/page-link';
@@ -33,9 +33,9 @@ export class EventService {
   ) { }
 
   public getEvents(entityId: EntityId, eventType: EventType | DebugEventType, tenantId: string, pageLink: TimePageLink,
-                   ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<Event>> {
+                   config?: RequestConfig): Observable<PageData<Event>> {
     return this.http.get<PageData<Event>>(`/api/events/${entityId.entityType}/${entityId.id}/${eventType}` +
               `${pageLink.toQuery()}&tenantId=${tenantId}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 }

@@ -18,6 +18,19 @@ import { InterceptorHttpParams } from '../interceptors/interceptor-http-params';
 import { HttpHeaders } from '@angular/common/http';
 import { InterceptorConfig } from '../interceptors/interceptor-config';
 
+export interface RequestConfig {
+  ignoreLoading?: boolean;
+  ignoreErrors?: boolean;
+  resendRequest?: boolean;
+}
+
+export function defaultHttpOptionsFromConfig(config?: RequestConfig) {
+  if (!config) {
+    config = {};
+  }
+  return defaultHttpOptions(config.ignoreLoading, config.ignoreErrors, config.resendRequest);
+}
+
 export function defaultHttpOptions(ignoreLoading: boolean = false,
                                    ignoreErrors: boolean = false,
                                    resendRequest: boolean = false) {

@@ -15,7 +15,7 @@
 ///
 
 import {Injectable} from '@angular/core';
-import {defaultHttpOptions} from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import {Observable} from 'rxjs/index';
 import {HttpClient} from '@angular/common/http';
 import {PageLink} from '@shared/models/page/page-link';
@@ -31,26 +31,25 @@ export class RuleChainService {
     private http: HttpClient
   ) { }
 
-  public getRuleChains(pageLink: PageLink, ignoreErrors: boolean = false,
-                       ignoreLoading: boolean = false): Observable<PageData<RuleChain>> {
+  public getRuleChains(pageLink: PageLink, config?: RequestConfig): Observable<PageData<RuleChain>> {
     return this.http.get<PageData<RuleChain>>(`/api/ruleChains${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getRuleChain(ruleChainId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<RuleChain> {
-    return this.http.get<RuleChain>(`/api/ruleChain/${ruleChainId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getRuleChain(ruleChainId: string, config?: RequestConfig): Observable<RuleChain> {
+    return this.http.get<RuleChain>(`/api/ruleChain/${ruleChainId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public saveRuleChain(ruleChain: RuleChain, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<RuleChain> {
-    return this.http.post<RuleChain>('/api/ruleChain', ruleChain, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveRuleChain(ruleChain: RuleChain, config?: RequestConfig): Observable<RuleChain> {
+    return this.http.post<RuleChain>('/api/ruleChain', ruleChain, defaultHttpOptionsFromConfig(config));
   }
 
-  public deleteRuleChain(ruleChainId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/ruleChain/${ruleChainId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public deleteRuleChain(ruleChainId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/ruleChain/${ruleChainId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public setRootRuleChain(ruleChainId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<RuleChain> {
-    return this.http.post<RuleChain>(`/api/ruleChain/${ruleChainId}/root`, null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public setRootRuleChain(ruleChainId: string, config?: RequestConfig): Observable<RuleChain> {
+    return this.http.post<RuleChain>(`/api/ruleChain/${ruleChainId}/root`, null, defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { PageLink } from '@shared/models/page/page-link';
@@ -31,20 +31,20 @@ export class TenantService {
     private http: HttpClient
   ) { }
 
-  public getTenants(pageLink: PageLink, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<Tenant>> {
-    return this.http.get<PageData<Tenant>>(`/api/tenants${pageLink.toQuery()}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getTenants(pageLink: PageLink, config?: RequestConfig): Observable<PageData<Tenant>> {
+    return this.http.get<PageData<Tenant>>(`/api/tenants${pageLink.toQuery()}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getTenant(tenantId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Tenant> {
-    return this.http.get<Tenant>(`/api/tenant/${tenantId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getTenant(tenantId: string, config?: RequestConfig): Observable<Tenant> {
+    return this.http.get<Tenant>(`/api/tenant/${tenantId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public saveTenant(tenant: Tenant, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Tenant> {
-    return this.http.post<Tenant>('/api/tenant', tenant, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public saveTenant(tenant: Tenant, config?: RequestConfig): Observable<Tenant> {
+    return this.http.post<Tenant>('/api/tenant', tenant, defaultHttpOptionsFromConfig(config));
   }
 
-  public deleteTenant(tenantId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/tenant/${tenantId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public deleteTenant(tenantId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/tenant/${tenantId}`, defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { User } from '../../shared/models/user.model';
 import { Observable } from 'rxjs/index';
 import { HttpClient, HttpResponse } from '@angular/common/http';
@@ -33,39 +33,39 @@ export class UserService {
   ) { }
 
   public getTenantAdmins(tenantId: string, pageLink: PageLink,
-                         ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<User>> {
+                         config?: RequestConfig): Observable<PageData<User>> {
     return this.http.get<PageData<User>>(`/api/tenant/${tenantId}/users${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getCustomerUsers(customerId: string, pageLink: PageLink,
-                          ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<PageData<User>> {
+                          config?: RequestConfig): Observable<PageData<User>> {
     return this.http.get<PageData<User>>(`/api/customer/${customerId}/users${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
-  public getUser(userId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<User> {
-    return this.http.get<User>(`/api/user/${userId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public getUser(userId: string, config?: RequestConfig): Observable<User> {
+    return this.http.get<User>(`/api/user/${userId}`, defaultHttpOptionsFromConfig(config));
   }
 
   public saveUser(user: User, sendActivationMail: boolean = false,
-                  ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<User> {
+                  config?: RequestConfig): Observable<User> {
     let url = '/api/user';
     url += '?sendActivationMail=' + sendActivationMail;
-    return this.http.post<User>(url, user, defaultHttpOptions(ignoreLoading, ignoreErrors));
+    return this.http.post<User>(url, user, defaultHttpOptionsFromConfig(config));
   }
 
-  public deleteUser(userId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.delete(`/api/user/${userId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public deleteUser(userId: string, config?: RequestConfig) {
+    return this.http.delete(`/api/user/${userId}`, defaultHttpOptionsFromConfig(config));
   }
 
-  public getActivationLink(userId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<string> {
+  public getActivationLink(userId: string, config?: RequestConfig): Observable<string> {
     return this.http.get(`/api/user/${userId}/activationLink`,
-      {...{responseType: 'text'}, ...defaultHttpOptions(ignoreLoading, ignoreErrors)});
+      {...{responseType: 'text'}, ...defaultHttpOptionsFromConfig(config)});
   }
 
-  public sendActivationEmail(email: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.http.post(`/api/user/sendActivationMail?email=${email}`, null, defaultHttpOptions(ignoreLoading, ignoreErrors));
+  public sendActivationEmail(email: string, config?: RequestConfig) {
+    return this.http.post(`/api/user/sendActivationMail?email=${email}`, null, defaultHttpOptionsFromConfig(config));
   }
 
 }

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { defaultHttpOptions } from './http-utils';
+import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { Observable, Subject, of, ReplaySubject } from 'rxjs/index';
 import { HttpClient } from '@angular/common/http';
 import { PageLink } from '@shared/models/page/page-link';
@@ -57,53 +57,49 @@ export class WidgetService {
     );
   }
 
-  public getAllWidgetsBundles(ignoreErrors: boolean = false,
-                              ignoreLoading: boolean = false): Observable<Array<WidgetsBundle>> {
-    return this.loadWidgetsBundleCache(ignoreErrors, ignoreLoading).pipe(
+  public getAllWidgetsBundles(config?: RequestConfig): Observable<Array<WidgetsBundle>> {
+    return this.loadWidgetsBundleCache(config).pipe(
       map(() => this.allWidgetsBundles)
     );
   }
 
-  public getSystemWidgetsBundles(ignoreErrors: boolean = false,
-                                 ignoreLoading: boolean = false): Observable<Array<WidgetsBundle>> {
-    return this.loadWidgetsBundleCache(ignoreErrors, ignoreLoading).pipe(
+  public getSystemWidgetsBundles(config?: RequestConfig): Observable<Array<WidgetsBundle>> {
+    return this.loadWidgetsBundleCache(config).pipe(
       map(() => this.systemWidgetsBundles)
     );
   }
 
-  public getTenantWidgetsBundles(ignoreErrors: boolean = false,
-                                 ignoreLoading: boolean = false): Observable<Array<WidgetsBundle>> {
-    return this.loadWidgetsBundleCache(ignoreErrors, ignoreLoading).pipe(
+  public getTenantWidgetsBundles(config?: RequestConfig): Observable<Array<WidgetsBundle>> {
+    return this.loadWidgetsBundleCache(config).pipe(
       map(() => this.tenantWidgetsBundles)
     );
   }
 
-  public getWidgetBundles(pageLink: PageLink, ignoreErrors: boolean = false,
-                          ignoreLoading: boolean = false): Observable<PageData<WidgetsBundle>> {
+  public getWidgetBundles(pageLink: PageLink, config?: RequestConfig): Observable<PageData<WidgetsBundle>> {
     return this.http.get<PageData<WidgetsBundle>>(`/api/widgetsBundles${pageLink.toQuery()}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getWidgetsBundle(widgetsBundleId: string,
-                          ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<WidgetsBundle> {
-    return this.http.get<WidgetsBundle>(`/api/widgetsBundle/${widgetsBundleId}`, defaultHttpOptions(ignoreLoading, ignoreErrors));
+                          config?: RequestConfig): Observable<WidgetsBundle> {
+    return this.http.get<WidgetsBundle>(`/api/widgetsBundle/${widgetsBundleId}`, defaultHttpOptionsFromConfig(config));
   }
 
   public saveWidgetsBundle(widgetsBundle: WidgetsBundle,
-                           ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<WidgetsBundle> {
+                           config?: RequestConfig): Observable<WidgetsBundle> {
     return this.http.post<WidgetsBundle>('/api/widgetsBundle', widgetsBundle,
-      defaultHttpOptions(ignoreLoading, ignoreErrors)).pipe(
+      defaultHttpOptionsFromConfig(config)).pipe(
       tap(() => {
         this.invalidateWidgetsBundleCache();
       })
     );
   }
 
-  public deleteWidgetsBundle(widgetsBundleId: string, ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.getWidgetsBundle(widgetsBundleId, ignoreErrors, ignoreLoading).pipe(
+  public deleteWidgetsBundle(widgetsBundleId: string, config?: RequestConfig) {
+    return this.getWidgetsBundle(widgetsBundleId, config).pipe(
       mergeMap((widgetsBundle) => {
         return this.http.delete(`/api/widgetsBundle/${widgetsBundleId}`,
-          defaultHttpOptions(ignoreLoading, ignoreErrors)).pipe(
+          defaultHttpOptionsFromConfig(config)).pipe(
           tap(() => {
             this.invalidateWidgetsBundleCache();
             this.widgetsBundleDeletedSubject.next(widgetsBundle);
@@ -114,14 +110,14 @@ export class WidgetService {
   }
 
   public getBundleWidgetTypes(bundleAlias: string, isSystem: boolean,
-                              ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<WidgetType>> {
+                              config?: RequestConfig): Observable<Array<WidgetType>> {
     return this.http.get<Array<WidgetType>>(`/api/widgetTypes?isSystem=${isSystem}&bundleAlias=${bundleAlias}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public loadBundleLibraryWidgets(bundleAlias: string, isSystem: boolean,
-                                  ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<Widget>> {
-    return this.getBundleWidgetTypes(bundleAlias, isSystem, ignoreErrors, ignoreLoading).pipe(
+                                  config?: RequestConfig): Observable<Array<Widget>> {
+    return this.getBundleWidgetTypes(bundleAlias, isSystem, config).pipe(
       map((types) => {
         types = types.sort((a, b) => {
           let result = widgetType[b.descriptor.type].localeCompare(widgetType[a.descriptor.type]);
@@ -173,38 +169,38 @@ export class WidgetService {
   }
 
   public getWidgetType(bundleAlias: string, widgetTypeAlias: string, isSystem: boolean,
-                       ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<WidgetType> {
+                       config?: RequestConfig): Observable<WidgetType> {
     return this.http.get<WidgetType>(`/api/widgetType?isSystem=${isSystem}&bundleAlias=${bundleAlias}&alias=${widgetTypeAlias}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public saveWidgetType(widgetInfo: WidgetInfo,
                         id: WidgetTypeId,
                         bundleAlias: string,
-                        ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<WidgetType> {
+                        config?: RequestConfig): Observable<WidgetType> {
     const widgetTypeInstance = toWidgetType(widgetInfo, id, undefined, bundleAlias);
     return this.http.post<WidgetType>('/api/widgetType', widgetTypeInstance,
-      defaultHttpOptions(ignoreLoading, ignoreErrors)).pipe(
+      defaultHttpOptionsFromConfig(config)).pipe(
       tap((savedWidgetType) => {
         this.widgetTypeUpdatedSubject.next(savedWidgetType);
       }));
   }
 
   public saveImportedWidgetType(widgetTypeInstance: WidgetType,
-                                ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<WidgetType> {
+                                config?: RequestConfig): Observable<WidgetType> {
     return this.http.post<WidgetType>('/api/widgetType', widgetTypeInstance,
-      defaultHttpOptions(ignoreLoading, ignoreErrors)).pipe(
+      defaultHttpOptionsFromConfig(config)).pipe(
       tap((savedWidgetType) => {
         this.widgetTypeUpdatedSubject.next(savedWidgetType);
       }));
   }
 
   public deleteWidgetType(bundleAlias: string, widgetTypeAlias: string, isSystem: boolean,
-                          ignoreErrors: boolean = false, ignoreLoading: boolean = false) {
-    return this.getWidgetType(bundleAlias, widgetTypeAlias, isSystem, ignoreErrors, ignoreLoading).pipe(
+                          config?: RequestConfig) {
+    return this.getWidgetType(bundleAlias, widgetTypeAlias, isSystem, config).pipe(
       mergeMap((widgetTypeInstance) => {
           return this.http.delete(`/api/widgetType/${widgetTypeInstance.id.id}`,
-            defaultHttpOptions(ignoreLoading, ignoreErrors)).pipe(
+            defaultHttpOptionsFromConfig(config)).pipe(
             tap(() => {
               this.widgetTypeUpdatedSubject.next(widgetTypeInstance);
             })
@@ -214,16 +210,16 @@ export class WidgetService {
   }
 
   public getWidgetTypeById(widgetTypeId: string,
-                           ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<WidgetType> {
+                           config?: RequestConfig): Observable<WidgetType> {
     return this.http.get<WidgetType>(`/api/widgetType/${widgetTypeId}`,
-      defaultHttpOptions(ignoreLoading, ignoreErrors));
+      defaultHttpOptionsFromConfig(config));
   }
 
   public getWidgetTemplate(widgetTypeParam: widgetType,
-                           ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<WidgetInfo> {
+                           config?: RequestConfig): Observable<WidgetInfo> {
     const templateWidgetType = widgetTypesData.get(widgetTypeParam);
     return this.getWidgetType(templateWidgetType.template.bundleAlias, templateWidgetType.template.alias, true,
-      ignoreErrors, ignoreLoading).pipe(
+      config).pipe(
         map((result) => {
           const widgetInfo = toWidgetInfo(result);
           widgetInfo.alias = undefined;
@@ -240,11 +236,11 @@ export class WidgetService {
     return this.widgetsBundleDeletedSubject.asObservable();
   }
 
-  private loadWidgetsBundleCache(ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<any> {
+  private loadWidgetsBundleCache(config?: RequestConfig): Observable<any> {
     if (!this.allWidgetsBundles) {
       const loadWidgetsBundleCacheSubject = new ReplaySubject();
       this.http.get<Array<WidgetsBundle>>('/api/widgetsBundles',
-        defaultHttpOptions(ignoreLoading, ignoreErrors)).subscribe(
+        defaultHttpOptionsFromConfig(config)).subscribe(
         (allWidgetsBundles) => {
           this.allWidgetsBundles = allWidgetsBundles;
           this.systemWidgetsBundles = new Array<WidgetsBundle>();

@@ -19,17 +19,21 @@ import { UtilsService } from '@core/services/utils.service';
 import { TimeService } from '@core/services/time.service';
 import {
   Dashboard,
-  DashboardLayout,
-  DashboardStateLayouts,
-  DashboardState,
   DashboardConfiguration,
+  DashboardLayout,
+  DashboardLayoutId,
   DashboardLayoutInfo,
-  DashboardLayoutsInfo, DashboardLayoutId, WidgetLayout, GridSettings
+  DashboardLayoutsInfo,
+  DashboardState,
+  DashboardStateLayouts,
+  GridSettings,
+  WidgetLayout
 } from '@shared/models/dashboard.models';
-import { isUndefined, isDefined, isString } from '@core/utils';
-import { DatasourceType, Widget, Datasource } from '@app/shared/models/widget.models';
+import { isDefined, isString, isUndefined } from '@core/utils';
+import { Datasource, DatasourceType, Widget } from '@app/shared/models/widget.models';
 import { EntityType } from '@shared/models/entity-type.models';
-import { EntityAlias, AliasFilterType } from '@app/shared/models/alias.models';
+import { AliasFilterType, EntityAlias, EntityAliasFilter } from '@app/shared/models/alias.models';
+import { EntityId } from '@app/shared/models/id/entity-id';
 
 @Injectable({
   providedIn: 'root'
@@ -207,7 +211,7 @@ export class DashboardUtilsService {
         delete datasource.deviceAliasId;
       }
     });
-    // TODO: Temp workaround
+    // Temp workaround
     if (widget.isSystemType  && widget.bundleAlias === 'charts' && widget.typeAlias === 'timeseries') {
       widget.typeAlias = 'basic_timeseries';
     }
@@ -245,6 +249,14 @@ export class DashboardUtilsService {
     };
   }
 
+  public createSingleEntityFilter(entityId: EntityId): EntityAliasFilter {
+    return {
+      type: AliasFilterType.singleEntity,
+      singleEntity: entityId,
+      resolveMultiple: false
+    };
+  }
+
   private validateAndUpdateState(state: DashboardState) {
     if (!state.layouts) {
       state.layouts = this.createDefaultLayouts();

@@ -30,7 +30,6 @@ import {
   MaterialIconsDialogComponent,
   MaterialIconsDialogData
 } from '@shared/components/dialog/material-icons-dialog.component';
-import { DynamicComponentFactoryService } from '@core/services/dynamic-component-factory.service';
 
 @Injectable(
   {
@@ -42,7 +41,6 @@ export class DialogService {
   constructor(
     private translate: TranslateService,
     private authService: AuthService,
-    private dynamicComponentFactoryService: DynamicComponentFactoryService,
     public dialog: MatDialog
   ) {
   }

@@ -396,4 +396,42 @@ export class UtilsService {
       this.window.performance.now() : Date.now();
   }
 
+  public getQueryParam(name: string): string {
+    const url = this.window.location.href;
+    name = name.replace(/[\[\]]/g, '\\$&');
+    const regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)');
+    const results = regex.exec(url);
+    if (!results) {
+      return null;
+    }
+    if (!results[2]) {
+      return '';
+    }
+    return decodeURIComponent(results[2].replace(/\+/g, ' '));
+  }
+
+  public updateQueryParam(name: string, value: string | null) {
+    const baseUrl = [this.window.location.protocol, '//', this.window.location.host, this.window.location.pathname].join('');
+    const urlQueryString = this.window.location.search;
+    let newParam = '';
+    let params = '';
+    if (value !== null) {
+      newParam = name + '=' + value;
+    }
+    if (urlQueryString) {
+      const keyRegex = new RegExp('([\?&])' + name + '[^&]*');
+      if (urlQueryString.match(keyRegex) !== null) {
+        if (newParam) {
+          newParam = '$1' + newParam;
+        }
+        params = urlQueryString.replace(keyRegex, newParam);
+      } else if (newParam) {
+        params = urlQueryString + '&' + newParam;
+      }
+    } else if (newParam) {
+        params = '?' + newParam;
+    }
+    this.window.history.replaceState({}, '', baseUrl + params);
+  }
+
 }

@@ -14,7 +14,7 @@
 /// limitations under the License.
 ///
 
-import { ActivationEnd, Router } from '@angular/router';
+import { ActivationEnd, ActivationStart, Router } from '@angular/router';
 import { Injectable } from '@angular/core';
 import { select, Store } from '@ngrx/store';
 import { Actions, Effect, ofType } from '@ngrx/effects';
@@ -39,6 +39,10 @@ import { AppState } from '@app/core/core.state';
 import { LocalStorageService } from '@app/core/local-storage/local-storage.service';
 import { TitleService } from '@app/core/services/title.service';
 import { updateUserLang } from '@app/core/settings/settings.utils';
+import { AuthService } from '@core/auth/auth.service';
+import { UtilsService } from '@core/services/utils.service';
+import { getCurrentAuthUser } from '@core/auth/auth.selectors';
+import { ActionAuthUpdateLastPublicDashboardId } from '../auth/auth.actions';
 
 export const SETTINGS_KEY = 'SETTINGS';
 
@@ -47,6 +51,8 @@ export class SettingsEffects {
   constructor(
     private actions$: Actions<SettingsActions>,
     private store: Store<AppState>,
+    private authService: AuthService,
+    private utils: UtilsService,
     private router: Router,
     private localStorageService: LocalStorageService,
     private titleService: TitleService,
@@ -85,4 +91,20 @@ export class SettingsEffects {
       );
     })
   );
+
+  @Effect({dispatch: false})
+  setPublicId = merge(
+    this.router.events.pipe(filter(event => event instanceof ActivationEnd))
+  ).pipe(
+    tap((event) => {
+      const authUser = getCurrentAuthUser(this.store);
+      const snapshot = (event as ActivationEnd).snapshot;
+      if (authUser && authUser.isPublic && snapshot.url && snapshot.url.length
+          && snapshot.url[0].path === 'dashboard') {
+        this.utils.updateQueryParam('publicId', authUser.sub);
+        this.store.dispatch(new ActionAuthUpdateLastPublicDashboardId(
+          { lastPublicDashboardId: snapshot.params.dashboardId}));
+      }
+    })
+  );
 }

+<!--
+
+    Copyright © 2016-2019 The Thingsboard Authors
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+
+-->
+<form #addWidgetForm="ngForm" [formGroup]="addWidgetFormGroup" (ngSubmit)="add()" style="min-width: 400px;">
+  <mat-toolbar fxLayout="row" color="primary">
+    <h2 translate>attribute.add-widget-to-dashboard</h2>
+    <span fxFlex></span>
+    <button mat-button mat-icon-button
+            (click)="cancel()"
+            type="button">
+      <mat-icon class="material-icons">close</mat-icon>
+    </button>
+  </mat-toolbar>
+  <mat-progress-bar color="warn" mode="indeterminate" *ngIf="isLoading$ | async">
+  </mat-progress-bar>
+  <div mat-dialog-content fxLayout="column">
+    <fieldset [disabled]="isLoading$ | async">
+      <mat-radio-group formControlName="addToDashboardType">
+        <mat-radio-button [value]="0" color="primary">
+          <section fxLayout="column" style="width: 300px;">
+            <span translate>dashboard.select-existing</span>
+            <tb-dashboard-autocomplete formControlName="dashboardId"
+                                       [required]="addWidgetFormGroup.get('addToDashboardType').value === 0"
+                                       [selectFirstDashboard]="false">
+            </tb-dashboard-autocomplete>
+          </section>
+        </mat-radio-button>
+        <mat-radio-button [value]="1" color="primary">
+          <section fxLayout="column" style="width: 300px;">
+            <span translate>dashboard.create-new</span>
+            <mat-form-field class="mat-block">
+              <mat-label translate>dashboard.new-dashboard-title</mat-label>
+              <input matInput formControlName="newDashboardTitle"
+                     [required]="addWidgetFormGroup.get('addToDashboardType').value === 1">
+              <mat-error *ngIf="addWidgetFormGroup.get('newDashboardTitle').hasError('required')">
+                {{ 'dashboard.title-required' | translate }}
+              </mat-error>
+            </mat-form-field>
+          </section>
+        </mat-radio-button>
+      </mat-radio-group>
+    </fieldset>
+  </div>
+  <div mat-dialog-actions fxLayout="row">
+    <span fxFlex></span>
+    <mat-checkbox formControlName="openDashboard"
+                  style="margin-bottom: 0px; padding-right: 20px;">
+      {{ 'dashboard.open-dashboard' | translate }}
+    </mat-checkbox>
+    <button mat-button mat-raised-button color="primary"
+            type="submit"
+            [disabled]="(isLoading$ | async) || addWidgetFormGroup.invalid || !addWidgetFormGroup.dirty">
+      {{ 'action.add' | translate }}
+    </button>
+    <button mat-button color="primary"
+            style="margin-right: 20px;"
+            type="button"
+            [disabled]="(isLoading$ | async)"
+            (click)="cancel()" cdkFocusInitial>
+      {{ 'action.cancel' | translate }}
+    </button>
+  </div>
+</form>

+/**
+ * Copyright © 2016-2019 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+:host ::ng-deep {
+  mat-radio-button {
+    display: block;
+    margin-bottom: 16px;
+    .mat-radio-label {
+      width: 100%;
+      align-items: start;
+      .mat-radio-label-content {
+        width: 100%;
+      }
+    }
+  }
+}

+///
+/// Copyright © 2016-2019 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+import { Component, Inject, OnInit, SkipSelf } from '@angular/core';
+import { ErrorStateMatcher, MAT_DIALOG_DATA, MatDialogRef } from '@angular/material';
+import { Store } from '@ngrx/store';
+import { AppState } from '@core/core.state';
+import { FormBuilder, FormControl, FormGroup, FormGroupDirective, NgForm, Validators } from '@angular/forms';
+import { Router } from '@angular/router';
+import { DialogComponent } from '@app/shared/components/dialog.component';
+import { UtilsService } from '@core/services/utils.service';
+import { TranslateService } from '@ngx-translate/core';
+import {
+  DashboardLayoutId,
+  DashboardSettings,
+  GridSettings,
+  StateControllerId,
+  Dashboard
+} from '@app/shared/models/dashboard.models';
+import { isUndefined, objToBase64 } from '@core/utils';
+import { DashboardUtilsService } from '@core/services/dashboard-utils.service';
+import { EntityId } from '@app/shared/models/id/entity-id';
+import { Widget } from '@app/shared/models/widget.models';
+import { DashboardService } from '@core/http/dashboard.service';
+import { forkJoin, Observable, of } from 'rxjs';
+import { SelectTargetLayoutDialogComponent } from '@home/pages/dashboard/layout/select-target-layout-dialog.component';
+import { MatDialog } from '@angular/material/dialog';
+import {
+  SelectTargetStateDialogComponent,
+  SelectTargetStateDialogData
+} from '@home/pages/dashboard/states/select-target-state-dialog.component';
+import { mergeMap, map } from 'rxjs/operators';
+import { AliasesInfo } from '@shared/models/alias.models';
+import { ItemBufferService } from '@core/services/item-buffer.service';
+import { StateObject } from '@core/api/widget-api.models';
+
+export interface AddWidgetToDashboardDialogData {
+  entityId: EntityId;
+  entityName: string;
+  widget: Widget;
+}
+
+@Component({
+  selector: 'tb-add-widget-to-dashboard-dialog',
+  templateUrl: './add-widget-to-dashboard-dialog.component.html',
+  providers: [{provide: ErrorStateMatcher, useExisting: AddWidgetToDashboardDialogComponent}],
+  styleUrls: ['./add-widget-to-dashboard-dialog.component.scss']
+})
+export class AddWidgetToDashboardDialogComponent extends
+  DialogComponent<AddWidgetToDashboardDialogComponent, void>
+  implements OnInit, ErrorStateMatcher {
+
+  addWidgetFormGroup: FormGroup;
+
+  submitted = false;
+
+  constructor(protected store: Store<AppState>,
+              protected router: Router,
+              @Inject(MAT_DIALOG_DATA) public data: AddWidgetToDashboardDialogData,
+              @SkipSelf() private errorStateMatcher: ErrorStateMatcher,
+              public dialogRef: MatDialogRef<AddWidgetToDashboardDialogComponent, void>,
+              private fb: FormBuilder,
+              private utils: UtilsService,
+              private dashboardUtils: DashboardUtilsService,
+              private dashboardService: DashboardService,
+              private itembuffer: ItemBufferService,
+              private dialog: MatDialog) {
+    super(store, router, dialogRef);
+
+    this.addWidgetFormGroup = this.fb.group(
+      {
+        addToDashboardType: [0, []],
+        dashboardId: [null, [Validators.required]],
+        newDashboardTitle: [{value: null, disabled: true}, []],
+        openDashboard: [false, []]
+      }
+    );
+
+    this.addWidgetFormGroup.get('addToDashboardType').valueChanges.subscribe(
+      (addToDashboardType: number) => {
+        if (addToDashboardType === 0) {
+          this.addWidgetFormGroup.get('dashboardId').setValidators([Validators.required]);
+          this.addWidgetFormGroup.get('dashboardId').enable();
+          this.addWidgetFormGroup.get('newDashboardTitle').setValidators([]);
+          this.addWidgetFormGroup.get('newDashboardTitle').disable();
+          this.addWidgetFormGroup.get('dashboardId').updateValueAndValidity();
+          this.addWidgetFormGroup.get('newDashboardTitle').updateValueAndValidity();
+        } else {
+          this.addWidgetFormGroup.get('dashboardId').setValidators([]);
+          this.addWidgetFormGroup.get('dashboardId').disable();
+          this.addWidgetFormGroup.get('newDashboardTitle').setValidators([Validators.required]);
+          this.addWidgetFormGroup.get('newDashboardTitle').enable();
+          this.addWidgetFormGroup.get('dashboardId').updateValueAndValidity();
+          this.addWidgetFormGroup.get('newDashboardTitle').updateValueAndValidity();
+        }
+      }
+    );
+  }
+
+  ngOnInit(): void {
+  }
+
+  isErrorState(control: FormControl | null, form: FormGroupDirective | NgForm | null): boolean {
+    const originalErrorState = this.errorStateMatcher.isErrorState(control, form);
+    const customErrorState = !!(control && control.invalid && this.submitted);
+    return originalErrorState || customErrorState;
+  }
+
+  cancel(): void {
+    this.dialogRef.close(null);
+  }
+
+  add(): void {
+    this.submitted = true;
+    const addToDashboardType: number = this.addWidgetFormGroup.get('addToDashboardType').value;
+    if (addToDashboardType === 0) {
+      const dashboardId: string = this.addWidgetFormGroup.get('dashboardId').value;
+      this.dashboardService.getDashboard(dashboardId).pipe(
+        mergeMap((dashboard) => {
+          dashboard = this.dashboardUtils.validateAndUpdateDashboard(dashboard);
+          return this.selectTargetState(dashboard).pipe(
+            mergeMap((targetState) => {
+              return forkJoin([of(dashboard), of(targetState), this.selectTargetLayout(dashboard, targetState)]);
+            })
+          );
+        })
+      ).subscribe((res) => {
+        this.addWidgetToDashboard(res[0], res[1], res[2]);
+      });
+    } else {
+      const dashboardTitle: string = this.addWidgetFormGroup.get('newDashboardTitle').value;
+      const newDashboard: Dashboard = {
+        title: dashboardTitle
+      };
+      this.addWidgetToDashboard(newDashboard, 'default', 'main');
+    }
+  }
+
+  private selectTargetState(dashboard: Dashboard): Observable<string> {
+    const states = dashboard.configuration.states;
+    const stateIds = Object.keys(states);
+    if (stateIds.length > 1) {
+      return this.dialog.open<SelectTargetStateDialogComponent, SelectTargetStateDialogData,
+        string>(SelectTargetStateDialogComponent, {
+        disableClose: true,
+        panelClass: ['tb-dialog', 'tb-fullscreen-dialog'],
+        data: {
+          states
+        }
+      }).afterClosed();
+    } else {
+      return of(stateIds[0]);
+    }
+  }
+
+  private selectTargetLayout(dashboard: Dashboard, targetState: string): Observable<DashboardLayoutId> {
+    const layouts = dashboard.configuration.states[targetState].layouts;
+    const layoutIds = Object.keys(layouts);
+    if (layoutIds.length > 1) {
+      return this.dialog.open<SelectTargetLayoutDialogComponent, any,
+        DashboardLayoutId>(SelectTargetLayoutDialogComponent, {
+        disableClose: true,
+        panelClass: ['tb-dialog', 'tb-fullscreen-dialog']
+      }).afterClosed();
+    } else {
+      return of(layoutIds[0] as DashboardLayoutId);
+    }
+  }
+
+  private addWidgetToDashboard(dashboard: Dashboard, targetState: string, targetLayout: DashboardLayoutId) {
+    const aliasesInfo: AliasesInfo = {
+      datasourceAliases: {},
+      targetDeviceAliases: {}
+    };
+    aliasesInfo.datasourceAliases[0] = {
+      alias: this.data.entityName,
+      filter: this.dashboardUtils.createSingleEntityFilter(this.data.entityId)
+    };
+    this.itembuffer.addWidgetToDashboard(dashboard, targetState,
+      targetLayout, this.data.widget, aliasesInfo, null,
+      48, null, -1, -1).pipe(
+      mergeMap((theDashboard) => {
+        return this.dashboardService.saveDashboard(theDashboard);
+      })
+    ).subscribe(
+      (theDashboard) => {
+        const openDashboard: boolean = this.addWidgetFormGroup.get('openDashboard').value;
+        this.dialogRef.close();
+        if (openDashboard) {
+          let url;
+          const stateIds = Object.keys(dashboard.configuration.states);
+          const stateIndex = stateIds.indexOf(targetState);
+          if (stateIndex > 0) {
+            const stateObject: StateObject = {
+              id: targetState,
+              params: {}
+            };
+            const state = objToBase64([ stateObject ]);
+            url = `/dashboards/${theDashboard.id.id}?state=${state}`;
+          } else {
+            url = `/dashboards/${theDashboard.id.id}`;
+          }
+          const urlTree = this.router.parseUrl(url);
+          this.router.navigateByUrl(url);
+        }
+      }
+    );
+  }
+}

@@ -104,20 +104,26 @@
       </div>
     </mat-toolbar>
     <mat-toolbar class="mat-table-toolbar" color="primary" [fxShow]="mode === 'widget'">
-      <div class="mat-toolbar-tools">
+      <div class="mat-toolbar-tools" fxLayoutGap="8px">
         <div fxFlex fxLayout="row" fxLayoutAlign="start">
           <span class="tb-details-subtitle">{{ 'widgets-bundle.current' | translate }}</span>
-          <span fxFlex>TODO:</span>
+          <tb-widgets-bundle-select fxFlexOffset="5"
+                                    fxFlex
+                                    [selectFirstBundle]="false"
+                                    [selectBundleAlias]="selectedWidgetsBundleAlias"
+                                    [(ngModel)]="widgetsBundle"
+                                    (ngModelChange)="onWidgetsBundleChanged($event)">
+          </tb-widgets-bundle-select>
         </div>
-        <!--button mat-button mat-raised-button
+        <button mat-button mat-raised-button [fxShow]="widgetsList.length > 0"
                 color="accent"
                 [disabled]="isLoading$ | async"
-                matTooltip="{{ 'attribute.show-on-widget' | translate }}"
+                matTooltip="{{ 'attribute.add-to-dashboard' | translate }}"
                 matTooltipPosition="above"
-                (click)="enterWidgetMode()">
-          <mat-icon>now_widgets</mat-icon>
-          <span translate>attribute.show-on-widget</span>
-        </button-->
+                (click)="addWidgetToDashboard()">
+          <mat-icon>dashboard</mat-icon>
+          <span translate>attribute.add-to-dashboard</span>
+        </button>
         <button mat-button mat-icon-button
                 [disabled]="isLoading$ | async"
                 matTooltip="{{ 'action.close' | translate }}"
@@ -186,8 +192,61 @@
                    [pageIndex]="pageLink.page"
                    [pageSize]="pageLink.pageSize"
                    [pageSizeOptions]="[10, 20, 30]"></mat-paginator>
-    <div fxFlex [fxShow]="mode === 'widget'">
-      Coming soon!
-    </div>
+    <ngx-hm-carousel fxFlex *ngIf="mode === 'widget' && widgetsList.length > 0"
+                     #carousel
+                     [(ngModel)]="widgetsCarouselIndex"
+                     (ngModelChange)="onWidgetsCarouselIndexChanged($event)"
+                     [data]="widgetsList"
+                     [infinite]="false"
+                     class="carousel c-accent">
+      <section ngx-hm-carousel-container class="content">
+        <article class="item cursor-pointer"
+                 ngx-hm-carousel-item
+                 *ngFor="let widgets of widgetsList">
+          <tb-dashboard class="tb-absolute-fill"
+            [aliasController]="aliasController"
+            [widgets]="widgets"
+            [columns]="20"
+            [isEdit]="false"
+            [isMobileDisabled]="true"
+            [isEditActionEnabled]="false"
+            [isRemoveActionEnabled]="false">
+          </tb-dashboard>
+        </article>
+      </section>
+
+      <ng-template #carouselPrev>
+        <button mat-button mat-icon-button *ngIf="widgetsCarouselIndex > 0"
+                matTooltip="{{ 'attribute.prev-widget' | translate }}"
+                matTooltipPosition="above">
+          <mat-icon>keyboard_arrow_left</mat-icon>
+        </button>
+      </ng-template>
+      <ng-template #carouselNext>
+        <button mat-button mat-icon-button *ngIf="widgetsCarouselIndex < widgetsList.length - 1"
+                matTooltip="{{ 'attribute.next-widget' | translate }}"
+                matTooltipPosition="above">
+          <mat-icon>keyboard_arrow_right</mat-icon>
+        </button>
+      </ng-template>
+
+      <ng-template #carouselDot let-model>
+        <div class="ball"
+             [class.visible]="model.index === model.currentIndex"></div>
+      </ng-template>
+
+    </ngx-hm-carousel>
+    <span translate *ngIf="mode === 'widget' && widgetsLoaded &&
+                           widgetsList.length === 0 &&
+                           widgetsBundle"
+          fxLayoutAlign="center center"
+          fxFlex
+          style="text-transform: uppercase; display: flex;"
+          class="mat-headline">widgets-bundle.empty</span>
+    <span translate *ngIf="mode === 'widget' && !widgetsBundle"
+          fxLayoutAlign="center center"
+          fxFlex
+          style="text-transform: uppercase; display: flex;"
+          class="mat-headline">widget.select-widgets-bundle</span>
   </div>
 </div>

@@ -60,4 +60,36 @@
       color: #757575
     }
   }
+
+  .carousel {
+    .aniT {
+      transition: all 1s linear;
+    }
+
+    .transition {
+      transition: all 0.3s ease-in-out !important;
+    }
+    .content {
+      display: flex;
+      height: 100%;
+      .item {
+        position: relative;
+      }
+    }
+    .direction {
+      width: 60px;
+    }
+    .ball {
+      width: 10px;
+      height: 10px;
+      border-radius: 50%;
+      background: black;
+      border: 2px solid;
+      opacity: 0.5;
+
+      &.visible {
+        opacity: 1;
+      }
+    }
+  }
 }

@@ -19,7 +19,7 @@ import {
   ChangeDetectionStrategy,
   Component,
   ElementRef,
-  Input,
+  Input, NgZone,
   OnInit,
   ViewChild,
   ViewContainerRef
@@ -40,7 +40,9 @@ import { EntityId } from '@shared/models/id/entity-id';
 import {
   AttributeData,
   AttributeScope,
-  isClientSideTelemetryType, LatestTelemetry,
+  DataKeyType,
+  isClientSideTelemetryType,
+  LatestTelemetry,
   TelemetryType,
   telemetryTypeTranslations
 } from '@shared/models/telemetry/telemetry.models';
@@ -48,13 +50,11 @@ import { AttributeDatasource } from '@home/models/datasource/attribute-datasourc
 import { AttributeService } from '@app/core/http/attribute.service';
 import { EntityType } from '@shared/models/entity-type.models';
 import { coerceBooleanProperty } from '@angular/cdk/coercion';
-import { RelationDialogComponent, RelationDialogData } from '@home/components/relation/relation-dialog.component';
 import {
   AddAttributeDialogComponent,
   AddAttributeDialogData
 } from '@home/components/attribute/add-attribute-dialog.component';
 import { ConnectedPosition, Overlay, OverlayConfig, OverlayRef } from '@angular/cdk/overlay';
-import { TIMEWINDOW_PANEL_DATA, TimewindowPanelComponent } from '@shared/components/time/timewindow-panel.component';
 import {
   EDIT_ATTRIBUTE_VALUE_PANEL_DATA,
   EditAttributeValuePanelComponent,
@@ -62,6 +62,24 @@ import {
 } from './edit-attribute-value-panel.component';
 import { ComponentPortal, PortalInjector } from '@angular/cdk/portal';
 import { TelemetryWebsocketService } from '@core/ws/telemetry-websocket.service';
+import { WidgetsBundle } from '@shared/models/widgets-bundle.model';
+import { DataKey, Datasource, DatasourceType, Widget, widgetType } from '@shared/models/widget.models';
+import { IAliasController, IStateController, StateParams } from '@core/api/widget-api.models';
+import { AliasController, DummyAliasController } from '@core/api/alias-controller';
+import { EntityAlias, EntityAliases } from '@shared/models/alias.models';
+import { UtilsService } from '@core/services/utils.service';
+import { DashboardUtilsService } from '@core/services/dashboard-utils.service';
+import { NULL_UUID } from '@shared/models/id/has-uuid';
+import { WidgetService } from '@core/http/widget.service';
+import { toWidgetInfo } from '../../models/widget-component.models';
+import { EntityService } from '@core/http/entity.service';
+import { SelectTargetLayoutDialogComponent } from '@home/pages/dashboard/layout/select-target-layout-dialog.component';
+import { DashboardLayoutId } from '@shared/models/dashboard.models';
+import {
+  AddWidgetToDashboardDialogComponent,
+  AddWidgetToDashboardDialogData
+} from '@home/components/attribute/add-widget-to-dashboard-dialog.component';
+import { deepClone } from '@core/utils';
 
 
 @Component({
@@ -95,6 +113,15 @@ export class AttributeTableComponent extends PageComponent implements AfterViewI
 
   viewsInited = false;
 
+  selectedWidgetsBundleAlias: string = null;
+  widgetsBundle: WidgetsBundle = null;
+  widgetsLoaded = false;
+  widgetsCarouselIndex = 0;
+  widgetsList: Array<Array<Widget>> = [];
+  widgetsListCache: Array<Array<Widget>> = [];
+  aliasController: IAliasController;
+  private widgetDatasource: Datasource;
+
   private disableAttributeScopeSelectionValue: boolean;
   get disableAttributeScopeSelection(): boolean {
     return this.disableAttributeScopeSelectionValue;
@@ -131,6 +158,9 @@ export class AttributeTableComponent extends PageComponent implements AfterViewI
     }
   }
 
+  @Input()
+  entityName: string;
+
   @ViewChild('searchInput', {static: false}) searchInputField: ElementRef;
 
   @ViewChild(MatPaginator, {static: false}) paginator: MatPaginator;
@@ -143,12 +173,17 @@ export class AttributeTableComponent extends PageComponent implements AfterViewI
               public dialog: MatDialog,
               private overlay: Overlay,
               private viewContainerRef: ViewContainerRef,
-              private dialogService: DialogService) {
+              private dialogService: DialogService,
+              private entityService: EntityService,
+              private utils: UtilsService,
+              private dashboardUtils: DashboardUtilsService,
+              private widgetService: WidgetService,
+              private zone: NgZone) {
     super(store);
     this.dirtyValue = !this.activeValue;
     const sortOrder: SortOrder = { property: 'key', direction: Direction.ASC };
     this.pageLink = new PageLink(10, 0, null, sortOrder);
-    this.dataSource = new AttributeDatasource(this.attributeService, this.telemetryWsService, this.translate);
+    this.dataSource = new AttributeDatasource(this.attributeService, this.telemetryWsService, this.zone, this.translate);
   }
 
   ngOnInit() {
@@ -329,15 +364,137 @@ export class AttributeTableComponent extends PageComponent implements AfterViewI
 
   enterWidgetMode() {
     this.mode = 'widget';
+    this.widgetsList = [];
+    this.widgetsListCache = [];
+    this.widgetsLoaded = false;
+    this.widgetsCarouselIndex = 0;
+    this.widgetsBundle = null;
+    this.selectedWidgetsBundleAlias = 'cards';
+
+    const entityAlias: EntityAlias = {
+      id: this.utils.guid(),
+      alias: this.entityName,
+      filter: this.dashboardUtils.createSingleEntityFilter(this.entityIdValue)
+    };
+    const entitiAliases: EntityAliases = {};
+    entitiAliases[entityAlias.id] = entityAlias;
+
+    // @ts-ignore
+    const stateController: IStateController = {
+      getStateParams(): StateParams {
+        return {};
+      }
+    };
+
+    this.aliasController = new AliasController(this.utils,
+      this.entityService,
+      () => stateController, entitiAliases);
+
+    const dataKeyType: DataKeyType = this.attributeScope === LatestTelemetry.LATEST_TELEMETRY ?
+      DataKeyType.timeseries : DataKeyType.attribute;
+
+    this.widgetDatasource = {
+      type: DatasourceType.entity,
+      entityAliasId: entityAlias.id,
+      dataKeys: []
+    };
+
+    for (let i = 0; i < this.dataSource.selection.selected.length; i++) {
+      const attribute = this.dataSource.selection.selected[i];
+      const dataKey: DataKey = {
+        name: attribute.key,
+        label: attribute.key,
+        type: dataKeyType,
+        color: this.utils.getMaterialColor(i),
+        settings: {},
+        _hash: Math.random()
+      };
+      this.widgetDatasource.dataKeys.push(dataKey);
+    }
+  }
 
-    // TODO:
+  onWidgetsCarouselIndexChanged() {
+    if (this.mode === 'widget') {
+      for (let i = 0; i < this.widgetsList.length; i++) {
+        this.widgetsList[i].splice(0, this.widgetsList[i].length);
+        if (i === this.widgetsCarouselIndex) {
+          this.widgetsList[i].push(this.widgetsListCache[i][0]);
+        }
+      }
+    }
+  }
+
+  onWidgetsBundleChanged() {
+    if (this.mode === 'widget') {
+      this.widgetsList = [];
+      this.widgetsListCache = [];
+      this.widgetsCarouselIndex = 0;
+      if (this.widgetsBundle) {
+        this.widgetsLoaded = false;
+        const bundleAlias = this.widgetsBundle.alias;
+        const isSystem = this.widgetsBundle.tenantId.id === NULL_UUID;
+        this.widgetService.getBundleWidgetTypes(bundleAlias, isSystem).subscribe(
+          (widgetTypes) => {
+            widgetTypes = widgetTypes.sort((a, b) => {
+              let result = widgetType[b.descriptor.type].localeCompare(widgetType[a.descriptor.type]);
+              if (result === 0) {
+                result = b.createdTime - a.createdTime;
+              }
+              return result;
+            });
+            for (const type of widgetTypes) {
+              const widgetInfo = toWidgetInfo(type);
+              if (widgetInfo.type !== widgetType.static) {
+                const sizeX = widgetInfo.sizeX * 2;
+                const sizeY = widgetInfo.sizeY * 2;
+                const col = Math.floor(Math.max(0, (20 - sizeX) / 2));
+                const widget: Widget = {
+                  isSystemType: isSystem,
+                  bundleAlias,
+                  typeAlias: widgetInfo.alias,
+                  type: widgetInfo.type,
+                  title: widgetInfo.widgetName,
+                  sizeX,
+                  sizeY,
+                  row: 0,
+                  col,
+                  config: JSON.parse(widgetInfo.defaultConfig)
+                };
+                widget.config.title = widgetInfo.widgetName;
+                widget.config.datasources = [this.widgetDatasource];
+                if ((this.attributeScope === LatestTelemetry.LATEST_TELEMETRY && widgetInfo.type !== widgetType.rpc) ||
+                      widgetInfo.type === widgetType.latest) {
+                  const length = this.widgetsListCache.push([widget]);
+                  this.widgetsList.push(length === 1 ? [widget] : []);
+                }
+              }
+            }
+            this.widgetsLoaded = true;
+          }
+        );
+      }
+    }
+  }
+
+  addWidgetToDashboard() {
+    if (this.mode === 'widget' && this.widgetsListCache.length > 0) {
+      const widget = this.widgetsListCache[this.widgetsCarouselIndex][0];
+      this.dialog.open<AddWidgetToDashboardDialogComponent, AddWidgetToDashboardDialogData>
+        (AddWidgetToDashboardDialogComponent, {
+        disableClose: true,
+        panelClass: ['tb-dialog', 'tb-fullscreen-dialog'],
+        data: {
+          entityId: this.entityIdValue,
+          entityName: this.entityName,
+          widget: deepClone(widget)
+        }
+      }).afterClosed();
+    }
   }
 
   exitWidgetMode() {
+    this.selectedWidgetsBundleAlias = null;
     this.mode = 'default';
-    // this.reloadAttributes();
-
-    // TODO:
   }
 
 }

@@ -60,6 +60,9 @@ import { CustomDialogService } from './widget/dialog/custom-dialog.service';
 import { CustomDialogContainerComponent } from './widget/dialog/custom-dialog-container.component';
 import { ImportExportService } from './import-export/import-export.service';
 import { ImportDialogComponent } from './import-export/import-dialog.component';
+import { AddWidgetToDashboardDialogComponent } from './attribute/add-widget-to-dashboard-dialog.component';
+import { ImportDialogCsvComponent } from './import-export/import-dialog-csv.component';
+import { TableColumnsAssignmentComponent } from './import-export/table-columns-assignment.component';
 
 @NgModule({
   entryComponents: [
@@ -78,7 +81,9 @@ import { ImportDialogComponent } from './import-export/import-dialog.component';
     LegendConfigPanelComponent,
     WidgetActionDialogComponent,
     CustomDialogContainerComponent,
-    ImportDialogComponent
+    ImportDialogComponent,
+    ImportDialogCsvComponent,
+    AddWidgetToDashboardDialogComponent
   ],
   declarations:
     [
@@ -121,7 +126,10 @@ import { ImportDialogComponent } from './import-export/import-dialog.component';
       CustomActionPrettyResourcesTabsComponent,
       CustomActionPrettyEditorComponent,
       CustomDialogContainerComponent,
-      ImportDialogComponent
+      ImportDialogComponent,
+      ImportDialogCsvComponent,
+      AddWidgetToDashboardDialogComponent,
+      TableColumnsAssignmentComponent
     ],
   imports: [
     CommonModule,
@@ -159,7 +167,9 @@ import { ImportDialogComponent } from './import-export/import-dialog.component';
     CustomActionPrettyResourcesTabsComponent,
     CustomActionPrettyEditorComponent,
     CustomDialogContainerComponent,
-    ImportDialogComponent
+    ImportDialogComponent,
+    ImportDialogCsvComponent,
+    TableColumnsAssignmentComponent
   ],
   providers: [
     WidgetComponentService,

+<!--
+
+    Copyright © 2016-2019 The Thingsboard Authors
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+
+-->
+<form>
+  <mat-toolbar fxLayout="row" color="primary">
+    <h2 translate>{{ importTitle }}</h2>
+    <span fxFlex></span>
+    <div [tb-help]="'entitiesImport'"></div>
+    <button mat-button mat-icon-button
+            (click)="cancel()"
+            [disabled]="isImportData"
+            type="button">
+      <mat-icon class="material-icons">close</mat-icon>
+    </button>
+  </mat-toolbar>
+  <mat-progress-bar color="warn" mode="indeterminate" *ngIf="isLoading$ | async">
+  </mat-progress-bar>
+  <div mat-dialog-content>
+    <mat-vertical-stepper [linear]="true" [selectedIndex]="selectedIndex" #importStepper>
+      <mat-step [stepControl]="selectFileFormGroup">
+        <form [formGroup]="selectFileFormGroup">
+          <ng-template matStepLabel>{{ 'import.stepper-text.select-file' | translate }}</ng-template>
+          <fieldset [disabled]="isLoading$ | async">
+            <tb-file-input formControlName="importData"
+                           required
+                           label="{{importFileLabel | translate}}"
+                           [allowedExtensions]="'csv'"
+                           [accept]="'.csv,application/csv,text/csv'"
+                           dropLabel="{{'import.drop-file-csv' | translate}}">
+            </tb-file-input>
+          </fieldset>
+        </form>
+        <div fxLayout="row">
+          <span fxFlex></span>
+          <button mat-button
+                  style="margin-right: 20px;"
+                  [disabled]="(isLoading$ | async)"
+                  (click)="cancel()">{{ 'action.cancel' | translate }}</button>
+          <button mat-button mat-raised-button
+                  [disabled]="(isLoading$ | async) || selectFileFormGroup.invalid || !selectFileFormGroup.dirty"
+                  color="primary"
+                  (click)="nextStep(2)">{{ 'action.continue' | translate }}</button>
+        </div>
+      </mat-step>
+      <mat-step [stepControl]="importParametersFormGroup">
+        <form [formGroup]="importParametersFormGroup">
+          <ng-template matStepLabel>{{ 'import.stepper-text.configuration' | translate }}</ng-template>
+          <fieldset [disabled]="isLoading$ | async" fxLayout="column">
+            <mat-form-field class="mat-block">
+              <mat-label translate>import.csv-delimiter</mat-label>
+              <mat-select required matInput formControlName="delim">
+                <mat-option *ngFor="let delimiter of delimiters" [value]="delimiter.key">
+                  {{ delimiter.value }}
+                </mat-option>
+              </mat-select>
+            </mat-form-field>
+            <div fxLayout="column" fxLayoutGap="12px">
+              <mat-checkbox formControlName="isHeader">
+                {{ 'import.csv-first-line-header' | translate }}
+              </mat-checkbox>
+              <mat-checkbox formControlName="isUpdate">
+                {{ 'import.csv-update-data' | translate }}
+              </mat-checkbox>
+            </div>
+          </fieldset>
+        </form>
+        <div fxLayout="row">
+          <button mat-button
+                  [disabled]="(isLoading$ | async)"
+                  (click)="previousStep()">{{ 'action.back' | translate }}</button>
+          <span fxFlex></span>
+          <button mat-button
+                  style="margin-right: 20px;"
+                  [disabled]="(isLoading$ | async)"
+                  (click)="cancel()">{{ 'action.cancel' | translate }}</button>
+          <button mat-button mat-raised-button
+                  [disabled]="(isLoading$ | async)"
+                  color="primary"
+                  (click)="nextStep(3)">{{ 'action.continue' | translate }}</button>
+        </div>
+      </mat-step>
+      <mat-step [stepControl]="columnTypesFormGroup">
+        <form [formGroup]="columnTypesFormGroup">
+          <ng-template matStepLabel>{{ 'import.stepper-text.column-type' | translate }}</ng-template>
+          <tb-table-columns-assignment formControlName="columnsParam" [entityType]="entityType"></tb-table-columns-assignment>
+        </form>
+        <div fxLayout="row">
+          <button mat-button
+                  [disabled]="(isLoading$ | async)"
+                  (click)="previousStep()">{{ 'action.back' | translate }}</button>
+          <span fxFlex></span>
+          <button mat-button
+                  style="margin-right: 20px;"
+                  [disabled]="(isLoading$ | async)"
+                  (click)="cancel()">{{ 'action.cancel' | translate }}</button>
+          <button mat-button mat-raised-button
+                  [disabled]="(isLoading$ | async) || columnTypesFormGroup.invalid || !columnTypesFormGroup.dirty"
+                  color="primary"
+                  (click)="nextStep(4)">{{ 'action.continue' | translate }}</button>
+        </div>
+      </mat-step>
+      <mat-step>
+        <ng-template matStepLabel>{{ 'import.stepper-text.creat-entities' | translate }}</ng-template>
+        <mat-progress-bar color="warn" class="tb-import-progress" mode="determinate" [value]="progressCreate">
+        </mat-progress-bar>
+      </mat-step>
+      <mat-step>
+        <ng-template matStepLabel>{{ 'import.stepper-text.done' | translate }}</ng-template>
+        <div fxLayout="column">
+          <p class="mat-body-1" *ngIf="this.statistical?.create && this.statistical?.create.entity">
+            {{ translate.instant('import.message.create-entities', {count: this.statistical.create.entity}) }}
+          </p>
+          <p class="mat-body-1" *ngIf="this.statistical?.update && this.statistical?.update.entity">
+            {{ translate.instant('import.message.update-entities', {count: this.statistical.update.entity}) }}
+          </p>
+          <p class="mat-body-1" *ngIf="this.statistical?.error && this.statistical?.error.entity">
+            {{ translate.instant('import.message.error-entities', {count: this.statistical.error.entity}) }}
+          </p>
+        </div>
+        <div fxLayout="row">
+          <span fxFlex></span>
+          <button mat-button mat-raised-button
+                  [disabled]="(isLoading$ | async)"
+                  color="primary"
+                  (click)="nextStep(6)">{{ 'action.ok' | translate }}</button>
+        </div>
+      </mat-step>
+    </mat-vertical-stepper>
+  </div>
+</form>

+/**
+ * Copyright © 2016-2019 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+:host ::ng-deep {
+  .mat-dialog-content {
+    .mat-vertical-content {
+      form {
+        overflow: hidden !important;
+        padding-bottom: 12px;
+      }
+    }
+    .mat-vertical-stepper-header {
+      pointer-events: none !important;
+    }
+    .tb-import-progress{
+      margin: 7px 0;
+    }
+  }
+}

+///
+/// Copyright © 2016-2019 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+import { Component, Inject, OnInit, ViewChild } from '@angular/core';
+import { MAT_DIALOG_DATA, MatDialogRef } from '@angular/material';
+import { Store } from '@ngrx/store';
+import { AppState } from '@core/core.state';
+import { FormBuilder, FormGroup, Validators } from '@angular/forms';
+import { Router } from '@angular/router';
+import { DialogComponent } from '@app/shared/components/dialog.component';
+import { EntityType } from '@shared/models/entity-type.models';
+import { TranslateService } from '@ngx-translate/core';
+import { ActionNotificationShow } from '@core/notification/notification.actions';
+import { MatVerticalStepper } from '@angular/material/stepper';
+import {
+  convertCSVToJson,
+  CsvColumnParam,
+  CsvToJsonConfig,
+  CsvToJsonResult,
+  ImportEntityColumnType
+} from '@home/components/import-export/import-export.models';
+import { ImportEntitiesResultInfo, ImportEntityData } from '@app/shared/models/entity.models';
+import { ImportExportService } from '@home/components/import-export/import-export.service';
+
+export interface ImportDialogCsvData {
+  entityType: EntityType;
+  importTitle: string;
+  importFileLabel: string;
+}
+
+@Component({
+  selector: 'tb-import-csv-dialog',
+  templateUrl: './import-dialog-csv.component.html',
+  providers: [],
+  styleUrls: ['./import-dialog-csv.component.scss']
+})
+export class ImportDialogCsvComponent extends DialogComponent<ImportDialogCsvComponent, boolean>
+  implements OnInit {
+
+  @ViewChild('importStepper', {static: true}) importStepper: MatVerticalStepper;
+
+  entityType: EntityType;
+  importTitle: string;
+  importFileLabel: string;
+
+  delimiters: {key: string, value: string}[] = [{
+    key: ',',
+    value: ','
+  }, {
+    key: ';',
+    value: ';'
+  }, {
+    key: '|',
+    value: '|'
+  }, {
+    key: '\t',
+    value: 'Tab'
+  }];
+
+  selectedIndex = 0;
+
+  selectFileFormGroup: FormGroup;
+  importParametersFormGroup: FormGroup;
+  columnTypesFormGroup: FormGroup;
+
+  isImportData = false;
+  progressCreate = 0;
+  statistical: ImportEntitiesResultInfo;
+
+  private parseData: CsvToJsonResult;
+
+  constructor(protected store: Store<AppState>,
+              protected router: Router,
+              @Inject(MAT_DIALOG_DATA) public data: ImportDialogCsvData,
+              public dialogRef: MatDialogRef<ImportDialogCsvComponent, boolean>,
+              public translate: TranslateService,
+              private importExport: ImportExportService,
+              private fb: FormBuilder) {
+    super(store, router, dialogRef);
+    this.entityType = data.entityType;
+    this.importTitle = data.importTitle;
+    this.importFileLabel = data.importFileLabel;
+
+    this.selectFileFormGroup = this.fb.group(
+      {
+        importData: [null, [Validators.required]]
+      }
+    );
+    this.importParametersFormGroup = this.fb.group({
+      delim: [',', [Validators.required]],
+      isHeader: [true, []],
+      isUpdate: [true, []],
+    });
+    this.columnTypesFormGroup = this.fb.group({
+      columnsParam: [[], []]
+    });
+  }
+
+  ngOnInit(): void {
+  }
+
+  cancel(): void {
+    this.dialogRef.close(false);
+  }
+
+  previousStep() {
+    this.importStepper.previous();
+  }
+
+  nextStep(step: number) {
+    switch (step) {
+      case 2:
+        this.importStepper.next();
+        break;
+      case 3:
+        const importData: string = this.selectFileFormGroup.get('importData').value;
+        const parseData = this.parseCSV(importData);
+        if (parseData === -1) {
+          this.importStepper.previous();
+          this.importStepper.selected.reset();
+        } else {
+          this.parseData = parseData as CsvToJsonResult;
+          const columnsParam = this.createColumnsData();
+          this.columnTypesFormGroup.patchValue({columnsParam}, {emitEvent: true});
+          this.importStepper.next();
+        }
+        break;
+      case 4:
+        this.importStepper.next();
+        this.isImportData = true;
+        this.addEntities();
+        break;
+      case 6:
+        this.dialogRef.close(true);
+        break;
+    }
+  }
+
+  private parseCSV(importData: string): CsvToJsonResult | number {
+    const config: CsvToJsonConfig = {
+      delim: this.importParametersFormGroup.get('delim').value,
+      header: this.importParametersFormGroup.get('isHeader').value
+    };
+    return convertCSVToJson(importData, config,
+      (messageId, params) => {
+        this.store.dispatch(new ActionNotificationShow(
+          {message: this.translate.instant(messageId, params),
+            type: 'error'}));
+      }
+    );
+  }
+
+  private createColumnsData(): CsvColumnParam[] {
+    const columnsParam: CsvColumnParam[] = [];
+    const isHeader: boolean = this.importParametersFormGroup.get('isHeader').value;
+    for (let i = 0; i < this.parseData.headers.length; i++) {
+      let columnParam: CsvColumnParam;
+      if (isHeader && this.parseData.headers[i].search(/^(name|type)$/im) === 0) {
+        columnParam = {
+          type: ImportEntityColumnType[this.parseData.headers[i].toLowerCase()],
+          key: this.parseData.headers[i].toLowerCase(),
+          sampleData: this.parseData.rows[0][i]
+        };
+      } else {
+        columnParam = {
+          type: ImportEntityColumnType.serverAttribute,
+          key: isHeader ? this.parseData.headers[i] : '',
+          sampleData: this.parseData.rows[0][i]
+        };
+      }
+      columnsParam.push(columnParam);
+    }
+    return columnsParam;
+  }
+
+  private addEntities() {
+    const importData = this.parseData;
+    const parameterColumns: CsvColumnParam[] = this.columnTypesFormGroup.get('columnsParam').value;
+    const entitiesData: ImportEntityData[] = [];
+    let sentDataLength = 0;
+    for (let row = 0; row < importData.rows.length; row++) {
+      const entityData: ImportEntityData = {
+        name: '',
+        type: '',
+        accessToken: '',
+        attributes: {
+          server: [],
+          shared: []
+        },
+        timeseries: []
+      };
+      const i = row;
+      for (let j = 0; j < parameterColumns.length; j++) {
+        switch (parameterColumns[j].type) {
+          case ImportEntityColumnType.serverAttribute:
+            entityData.attributes.server.push({
+              key: parameterColumns[j].key,
+              value: importData.rows[i][j]
+            });
+            break;
+          case ImportEntityColumnType.timeseries:
+            entityData.timeseries.push({
+              key: parameterColumns[j].key,
+              value: importData.rows[i][j]
+            });
+            break;
+          case ImportEntityColumnType.sharedAttribute:
+            entityData.attributes.shared.push({
+              key: parameterColumns[j].key,
+              value: importData.rows[i][j]
+            });
+            break;
+          case ImportEntityColumnType.accessToken:
+            entityData.accessToken = importData.rows[i][j];
+            break;
+          case ImportEntityColumnType.name:
+            entityData.name = importData.rows[i][j];
+            break;
+          case ImportEntityColumnType.type:
+            entityData.type = importData.rows[i][j];
+            break;
+        }
+      }
+      entitiesData.push(entityData);
+    }
+    const createImportEntityCompleted = () => {
+      sentDataLength++;
+      this.progressCreate = Math.round((sentDataLength / importData.rows.length) * 100);
+    };
+
+    const isUpdate: boolean = this.importParametersFormGroup.get('isUpdate').value;
+
+    this.importExport.importEntities(entitiesData, this.entityType, isUpdate,
+      createImportEntityCompleted, {ignoreErrors: true, resendRequest: true}).subscribe(
+      (result) => {
+        this.statistical = result;
+        this.isImportData = false;
+        this.importStepper.next();
+      }
+    );
+  }
+
+}

@@ -17,6 +17,8 @@
 import { Widget, WidgetType } from '@app/shared/models/widget.models';
 import { DashboardLayoutId } from '@shared/models/dashboard.models';
 import { WidgetsBundle } from '@shared/models/widgets-bundle.model';
+import { ActionNotificationShow } from '@core/notification/notification.actions';
+import { ActionType } from '@shared/models/audit-log.models';
 
 export interface ImportWidgetResult {
   widget: Widget;
@@ -27,3 +29,116 @@ export interface WidgetsBundleItem {
   widgetsBundle: WidgetsBundle;
   widgetTypes: WidgetType[];
 }
+
+export interface CsvToJsonConfig {
+  delim?: string;
+  header?: boolean;
+}
+
+export interface CsvToJsonResult {
+  headers?: string[];
+  rows?: any[][];
+}
+
+export enum ImportEntityColumnType {
+  name = 'NAME',
+  type = 'TYPE',
+  clientAttribute = 'CLIENT_ATTRIBUTE',
+  sharedAttribute = 'SHARED_ATTRIBUTE',
+  serverAttribute = 'SERVER_ATTRIBUTE',
+  timeseries = 'TIMESERIES',
+  entityField = 'ENTITY_FIELD',
+  accessToken = 'ACCESS_TOKEN'
+}
+
+export const importEntityObjectColumns =
+  [ImportEntityColumnType.name, ImportEntityColumnType.type, ImportEntityColumnType.accessToken];
+
+export const importEntityColumnTypeTranslations = new Map<ImportEntityColumnType, string>(
+  [
+    [ImportEntityColumnType.name, 'import.column-type.name'],
+    [ImportEntityColumnType.type, 'import.column-type.type'],
+    [ImportEntityColumnType.clientAttribute, 'import.column-type.client-attribute'],
+    [ImportEntityColumnType.sharedAttribute, 'import.column-type.shared-attribute'],
+    [ImportEntityColumnType.serverAttribute, 'import.column-type.server-attribute'],
+    [ImportEntityColumnType.timeseries, 'import.column-type.timeseries'],
+    [ImportEntityColumnType.entityField, 'import.column-type.entity-field'],
+    [ImportEntityColumnType.accessToken, 'import.column-type.access-token'],
+  ]
+);
+
+export interface CsvColumnParam {
+  type: ImportEntityColumnType;
+  key: string;
+  sampleData: any;
+}
+
+export function convertCSVToJson(csvdata: string, config: CsvToJsonConfig,
+                                 onError: (messageId: string, params?: any) => void): CsvToJsonResult | number {
+  config = config || {};
+  const delim = config.delim || ',';
+  const header = config.header || false;
+  const result: CsvToJsonResult = {};
+  const csvlines = csvdata.split(/[\r\n]+/);
+  const csvheaders = splitCSV(csvlines[0], delim);
+  if (csvheaders.length < 2) {
+    onError('import.import-csv-number-columns-error');
+    return -1;
+  }
+  const csvrows = header ? csvlines.slice(1, csvlines.length) : csvlines;
+  result.headers = csvheaders;
+  result.rows = [];
+  for (const row of csvrows) {
+    if (row.length === 0) {
+      break;
+    }
+    const rowitems: any[] = splitCSV(row, delim);
+    if (rowitems.length !== result.headers.length) {
+      onError('import.import-csv-invalid-format-error', {line: (header ? result.rows.length + 2 : result.rows.length + 1)});
+      return -1;
+    }
+    for (let i = 0; i < rowitems.length; i++) {
+      rowitems[i] = convertStringToJSType(rowitems[i]);
+    }
+    result.rows.push(rowitems);
+  }
+  return result;
+}
+
+function splitCSV(str: string, sep: string): string[] {
+  let foo: string[];
+  let x: number;
+  let tl: string;
+  for (foo = str.split(sep = sep || ','), x = foo.length - 1, tl; x >= 0; x--) {
+    if (foo[x].replace(/"\s+$/, '"').charAt(foo[x].length - 1) === '"') {
+      if ((tl = foo[x].replace(/^\s+"/, '"')).length > 1 && tl.charAt(0) === '"') {
+        foo[x] = foo[x].replace(/^\s*"|"\s*$/g, '').replace(/""/g, '"');
+      } else if (x) {
+        foo.splice(x - 1, 2, [foo[x - 1], foo[x]].join(sep));
+      } else {
+        foo = foo.shift().split(sep).concat(foo);
+      }
+    } else {
+      foo[x].replace(/""/g, '"');
+    }
+  }
+  return foo;
+}
+
+function isNumeric(str: any): boolean {
+  str = str.replace(',', '.');
+  return !isNaN(parseFloat(str)) && isFinite(str);
+}
+
+function convertStringToJSType(str: string): any {
+  if (isNumeric(str.replace(',', '.'))) {
+    return parseFloat(str.replace(',', '.'));
+  }
+  if (str.search(/^(true|false)$/im) === 0) {
+    return str === 'true';
+  }
+  if (str === '') {
+    return null;
+  }
+  return str;
+}

@@ -35,7 +35,7 @@ import {
 import { MatDialog } from '@angular/material/dialog';
 import { ImportDialogComponent, ImportDialogData } from '@home/components/import-export/import-dialog.component';
 import { forkJoin, Observable, of } from 'rxjs';
-import { catchError, map, mergeMap } from 'rxjs/operators';
+import { catchError, map, mergeMap, tap } from 'rxjs/operators';
 import { DashboardUtilsService } from '@core/services/dashboard-utils.service';
 import { EntityService } from '@core/http/entity.service';
 import { Widget, WidgetSize, WidgetType } from '@shared/models/widget.models';
@@ -44,12 +44,15 @@ import {
   EntityAliasesDialogData
 } from '@home/components/alias/entity-aliases-dialog.component';
 import { ItemBufferService, WidgetItem } from '@core/services/item-buffer.service';
-import { ImportWidgetResult, WidgetsBundleItem } from './import-export.models';
+import { CsvToJsonConfig, ImportWidgetResult, WidgetsBundleItem, CsvToJsonResult } from './import-export.models';
 import { EntityType } from '@shared/models/entity-type.models';
 import { UtilsService } from '@core/services/utils.service';
 import { WidgetService } from '@core/http/widget.service';
 import { NULL_UUID } from '@shared/models/id/has-uuid';
 import { WidgetsBundle } from '@shared/models/widgets-bundle.model';
+import { ImportDialogCsvComponent, ImportDialogCsvData } from './import-dialog-csv.component';
+import { ImportEntityData, ImportEntitiesResultInfo } from '@shared/models/entity.models';
+import { RequestConfig } from '@core/http/http-utils';
 
 @Injectable()
 export class ImportExportService {
@@ -324,6 +327,55 @@ export class ImportExportService {
     );
   }
 
+  public importEntities(entitiesData: ImportEntityData[], entityType: EntityType, updateData: boolean,
+                        importEntityCompleted?: () => void, config?: RequestConfig): Observable<ImportEntitiesResultInfo> {
+    let partSize = 100;
+    partSize = entitiesData.length > partSize ? partSize : entitiesData.length;
+
+    let statisticalInfo: ImportEntitiesResultInfo = {};
+    const importEntitiesObservables: Observable<ImportEntitiesResultInfo>[] = [];
+    for (let i = 0; i < partSize; i++) {
+      const importEntityPromise =
+        this.entityService.saveEntityParameters(entityType, entitiesData[i], updateData, config).pipe(
+          tap((res) => {
+            if (importEntityCompleted) {
+              importEntityCompleted();
+            }
+          })
+        );
+      importEntitiesObservables.push(importEntityPromise);
+    }
+    return forkJoin(importEntitiesObservables).pipe(
+      mergeMap((responses) => {
+        for (const response of responses) {
+          statisticalInfo = this.sumObject(statisticalInfo, response);
+        }
+        entitiesData.splice(0, partSize);
+        if (entitiesData.length) {
+          return this.importEntities(entitiesData, entityType, updateData, importEntityCompleted, config).pipe(
+            map((response) => {
+              return this.sumObject(statisticalInfo, response) as ImportEntitiesResultInfo;
+            })
+          );
+        } else {
+          return of(statisticalInfo);
+        }
+      })
+    );
+  }
+
+  private sumObject(obj1: any, obj2: any): any {
+    Object.keys(obj2).map((key) => {
+      if (isObject(obj2[key])) {
+        obj1[key] = obj1[key] || {};
+        obj1[key] = {...obj1[key], ...this.sumObject(obj1[key], obj2[key])};
+      } else {
+        obj1[key] = (obj1[key] || 0) + obj2[key];
+      }
+    });
+    return obj1;
+  }
+
   private handleExportError(e: any, errorDetailsMessageId: string) {
     let message = e;
     if (!message) {

+<!--
+
+    Copyright © 2016-2019 The Thingsboard Authors
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+
+-->
+<mat-table [dataSource]="dataSource">
+  <ng-container matColumnDef="order">
+    <mat-header-cell *matHeaderCellDef></mat-header-cell>
+    <mat-cell *matCellDef="let column; let i = index">
+      {{ (i+1) }}
+    </mat-cell>
+  </ng-container>
+  <ng-container matColumnDef="sampleData">
+    <mat-header-cell *matHeaderCellDef> {{ 'import.column-example' | translate }} </mat-header-cell>
+    <mat-cell *matCellDef="let column">
+      {{column.sampleData}}
+    </mat-cell>
+  </ng-container>
+  <ng-container matColumnDef="type">
+    <mat-header-cell *matHeaderCellDef> {{ 'import.column-type.column-type' | translate }} </mat-header-cell>
+    <mat-cell *matCellDef="let column">
+      <mat-select matInput [(ngModel)]="column.type" (ngModelChange)="columnsUpdated()">
+        <mat-option *ngFor="let type of columnTypes" [value]="type.value" [disabled]="type.disabled">
+          {{ columnTypesTranslations.get(type.value) | translate }}
+        </mat-option>
+      </mat-select>
+    </mat-cell>
+  </ng-container>
+  <ng-container matColumnDef="key">
+    <mat-header-cell *matHeaderCellDef> {{ 'import.column-key' | translate }} </mat-header-cell>
+    <mat-cell *matCellDef="let column">
+      <mat-form-field floatLabel="always" hideRequiredMarker
+                      *ngIf="column.type !== importEntityColumnType.name &&
+                             column.type !== importEntityColumnType.type &&
+                             column.type !== importEntityColumnType.accessToken">
+        <mat-label></mat-label>
+        <input matInput required
+               [(ngModel)]="column.key" (ngModelChange)="columnsUpdated()"
+               placeholder="{{ 'import.column-value' | translate }}"/>
+      </mat-form-field>
+    </mat-cell>
+  </ng-container>
+  <mat-header-row *matHeaderRowDef="displayedColumns"></mat-header-row>
+  <mat-row *matRowDef="let column; columns: displayedColumns;"></mat-row>
+</mat-table>
+<mat-divider></mat-divider>

+/**
+ * Copyright © 2016-2019 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+:host {
+  .mat-column-order {
+    flex: 0 0 40px;
+  }
+  .mat-column-sampleData {
+    flex: 0 0 120px;
+  }
+  .mat-column-type {
+    flex: 0 0 120px;
+  }
+}

+///
+/// Copyright © 2016-2019 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+import { Component, ElementRef, forwardRef, Input, OnInit } from '@angular/core';
+import { ControlValueAccessor, FormControl, NG_VALIDATORS, NG_VALUE_ACCESSOR, Validator } from '@angular/forms';
+import { Store } from '@ngrx/store';
+import { AppState } from '@core/core.state';
+import { EntityType } from '@shared/models/entity-type.models';
+import { CsvColumnParam, ImportEntityColumnType, importEntityColumnTypeTranslations,
+         importEntityObjectColumns } from '@home/components/import-export/import-export.models';
+import { CollectionViewer, DataSource } from '@angular/cdk/typings/collections';
+import { BehaviorSubject, Observable } from 'rxjs';
+
+@Component({
+  selector: 'tb-table-columns-assignment',
+  templateUrl: './table-columns-assignment.component.html',
+  styleUrls: ['./table-columns-assignment.component.scss'],
+  providers: [
+    {
+      provide: NG_VALUE_ACCESSOR,
+      useExisting: forwardRef(() => TableColumnsAssignmentComponent),
+      multi: true
+    },
+    {
+      provide: NG_VALIDATORS,
+      useExisting: forwardRef(() => TableColumnsAssignmentComponent),
+      multi: true,
+    }
+  ]
+})
+export class TableColumnsAssignmentComponent implements OnInit, ControlValueAccessor, Validator {
+
+  @Input() entityType: EntityType;
+
+  @Input() disabled: boolean;
+
+  dataSource = new CsvColumnsDatasource();
+
+  displayedColumns = ['order', 'sampleData', 'type', 'key'];
+
+  importEntityColumnType = ImportEntityColumnType;
+
+  columnTypes: AssignmentColumnType[] = [];
+
+  columnTypesTranslations = importEntityColumnTypeTranslations;
+
+  private columns: CsvColumnParam[];
+
+  private valid = true;
+
+  private propagateChangePending = false;
+  private propagateChange = null;
+
+  constructor(public elementRef: ElementRef,
+              protected store: Store<AppState>) {
+  }
+
+  ngOnInit(): void {
+    this.columnTypes.push(
+      { value: ImportEntityColumnType.name },
+      { value: ImportEntityColumnType.type },
+    );
+    switch (this.entityType) {
+      case EntityType.DEVICE:
+        this.columnTypes.push(
+          { value: ImportEntityColumnType.sharedAttribute },
+          { value: ImportEntityColumnType.serverAttribute },
+          { value: ImportEntityColumnType.timeseries },
+          { value: ImportEntityColumnType.accessToken }
+        );
+        break;
+      case EntityType.ASSET:
+        this.columnTypes.push(
+          { value: ImportEntityColumnType.serverAttribute },
+          { value: ImportEntityColumnType.timeseries }
+        );
+        break;
+    }
+  }
+
+  registerOnChange(fn: any): void {
+    this.propagateChange = fn;
+    if (this.propagateChangePending) {
+      this.propagateChange(this.columns);
+      this.propagateChangePending = false;
+    }
+  }
+
+  registerOnTouched(fn: any): void {
+  }
+
+  setDisabledState(isDisabled: boolean): void {
+    this.disabled = isDisabled;
+  }
+
+  columnsUpdated() {
+    const isSelectName = this.columns.findIndex((column) => column.type === ImportEntityColumnType.name) > -1;
+    const isSelectType = this.columns.findIndex((column) => column.type === ImportEntityColumnType.type) > -1;
+    const isSelectCredentials = this.columns.findIndex((column) => column.type === ImportEntityColumnType.accessToken) > -1;
+    const hasInvalidColumn = this.columns.findIndex((column) => !this.columnValid(column)) > -1;
+
+    this.valid = isSelectName && isSelectType && !hasInvalidColumn;
+
+    this.columnTypes.find((columnType) => columnType.value === ImportEntityColumnType.name).disabled = isSelectName;
+    this.columnTypes.find((columnType) => columnType.value === ImportEntityColumnType.type).disabled = isSelectType;
+    const accessTokenColumnType = this.columnTypes.find((columnType) => columnType.value === ImportEntityColumnType.accessToken);
+    if (accessTokenColumnType) {
+      accessTokenColumnType.disabled = isSelectCredentials;
+    }
+    if (this.propagateChange) {
+      this.propagateChange(this.columns);
+    } else {
+      this.propagateChangePending = true;
+    }
+  }
+
+  private columnValid(column: CsvColumnParam): boolean {
+    if (!importEntityObjectColumns.includes(column.type)) {
+      return column.key && column.key.trim().length > 0;
+    } else {
+      return true;
+    }
+  }
+
+  public validate(c: FormControl) {
+    return (this.valid) ? null : {
+      columnsInvalid: true
+    };
+    return null;
+  }
+
+  writeValue(value: CsvColumnParam[]): void {
+    this.columns = value;
+    this.dataSource.setColumns(this.columns);
+    this.columnsUpdated();
+  }
+}
+
+interface AssignmentColumnType {
+  value: ImportEntityColumnType;
+  disabled?: boolean;
+}
+
+class CsvColumnsDatasource implements DataSource<CsvColumnParam> {
+
+  private columnsSubject = new BehaviorSubject<CsvColumnParam[]>([]);
+
+  constructor() {}
+
+  connect(collectionViewer: CollectionViewer): Observable<CsvColumnParam[] | ReadonlyArray<CsvColumnParam>> {
+    return this.columnsSubject.asObservable();
+  }
+
+  disconnect(collectionViewer: CollectionViewer): void {
+    this.columnsSubject.complete();
+  }
+
+  setColumns(columns: CsvColumnParam[]) {
+    this.columnsSubject.next(columns);
+  }
+
+}

@@ -162,7 +162,7 @@ export class WidgetComponentService {
         } else {
           fetchQueue = new Array<Subject<WidgetInfo>>();
           this.widgetsInfoFetchQueue.set(key, fetchQueue);
-          this.widgetService.getWidgetType(bundleAlias, widgetTypeAlias, isSystem, true, false).subscribe(
+          this.widgetService.getWidgetType(bundleAlias, widgetTypeAlias, isSystem, {ignoreErrors: true}).subscribe(
             (widgetType) => {
               this.loadWidget(widgetType, bundleAlias, isSystem, widgetInfoSubject);
             },

@@ -705,8 +705,7 @@ export class WidgetConfigComponent extends PageComponent implements OnInit, Cont
                 {entityType: entity.entityType, id: entity.id},
                 query,
                 dataKeyType,
-                true,
-                true
+                {ignoreLoading: true, ignoreErrors: true}
               ).pipe(
                 map((keys) => {
                   const dataKeys: Array<DataKey> = [];

@@ -19,6 +19,7 @@ import { CommonModule } from '@angular/common';
 import { SharedModule } from '@app/shared/shared.module';
 import {AssignToCustomerDialogComponent} from '@modules/home/dialogs/assign-to-customer-dialog.component';
 import {AddEntitiesToCustomerDialogComponent} from '@modules/home/dialogs/add-entities-to-customer-dialog.component';
+import { HomeDialogsService } from './home-dialogs.service';
 
 @NgModule({
   entryComponents: [
@@ -37,6 +38,9 @@ import {AddEntitiesToCustomerDialogComponent} from '@modules/home/dialogs/add-en
   exports: [
     AssignToCustomerDialogComponent,
     AddEntitiesToCustomerDialogComponent
+  ],
+  providers: [
+    HomeDialogsService
   ]
 })
 export class HomeDialogsModule { }

+///
+/// Copyright © 2016-2019 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+import { Injectable } from '@angular/core';
+import { TranslateService } from '@ngx-translate/core';
+import { AuthService } from '@core/auth/auth.service';
+import { MatDialog } from '@angular/material/dialog';
+import { EntityType } from '@shared/models/entity-type.models';
+import { Observable } from 'rxjs';
+import {
+  ImportDialogCsvComponent,
+  ImportDialogCsvData
+} from '@home/components/import-export/import-dialog-csv.component';
+
+@Injectable()
+export class HomeDialogsService {
+  constructor(
+    private dialog: MatDialog
+  ) {
+  }
+
+  public importEntities(entityType: EntityType): Observable<boolean> {
+    switch (entityType) {
+      case EntityType.DEVICE:
+        return this.openImportDialogCSV(entityType, 'device.import', 'device.device-file');
+      case EntityType.ASSET:
+        return this.openImportDialogCSV(entityType, 'asset.import', 'asset.asset-file');
+        break;
+    }
+  }
+
+  private openImportDialogCSV(entityType: EntityType, importTitle: string, importFileLabel: string): Observable<boolean> {
+    return this.dialog.open<ImportDialogCsvComponent, ImportDialogCsvData,
+      any>(ImportDialogCsvComponent, {
+      disableClose: true,
+      panelClass: ['tb-dialog', 'tb-fullscreen-dialog'],
+      data: {
+        entityType,
+        importTitle,
+        importFileLabel
+      }
+    }).afterClosed();
+  }
+}

@@ -19,7 +19,7 @@
   <mat-sidenav #sidenav class="tb-site-sidenav mat-elevation-z2"
                (click)="sidenavClicked()"
                [mode]="sidenavMode"
-               [opened]="sidenavOpened">
+               [opened]="sidenavOpened && !forceFullscreen">
     <header class="tb-nav-header">
       <mat-toolbar color="primary" class="tb-nav-header-toolbar">
         <div fxFlex="auto" fxLayout="row">
@@ -35,9 +35,12 @@
   <mat-sidenav-content>
     <div fxLayout="column" role="main" style="height: 100%;">
       <mat-toolbar fxLayout="row" color="primary" class="mat-elevation-z1 tb-primary-toolbar">
-        <button mat-button mat-icon-button id="main" fxHide.gt-sm (click)="sidenav.toggle()">
+        <button [fxShow]="!forceFullscreen" mat-button mat-icon-button id="main" fxHide.gt-sm (click)="sidenav.toggle()">
           <mat-icon class="material-icons">menu</mat-icon>
         </button>
+        <button [fxShow]="forceFullscreen" mat-button mat-icon-button (click)="goBack()">
+          <mat-icon class="material-icons">arrow_back</mat-icon>
+        </button>
         <div fxFlex tb-breadcrumb [activeComponent]="activeComponent" class="mat-toolbar-tools">
         </div>
         <button *ngIf="fullscreenEnabled" mat-button mat-icon-button fxHide.xs fxHide.sm (click)="toggleFullscreen()">

@@ -14,7 +14,7 @@
 /// limitations under the License.
 ///
 
-import { Component, OnInit, ViewChild } from '@angular/core';
+import { Component, Inject, OnInit, ViewChild } from '@angular/core';
 import { Observable } from 'rxjs';
 import { select, Store } from '@ngrx/store';
 import { map, mergeMap, take } from 'rxjs/operators';
@@ -26,12 +26,14 @@ import { AppState } from '@core/core.state';
 import { AuthService } from '@core/auth/auth.service';
 import { UserService } from '@core/http/user.service';
 import { MenuService } from '@core/services/menu.service';
-import { selectAuthUser, selectUserDetails } from '@core/auth/auth.selectors';
+import { getCurrentAuthState, selectAuthUser, selectUserDetails } from '@core/auth/auth.selectors';
 import { MediaBreakpoints } from '@shared/models/constants';
 import { ActionNotificationShow } from '@core/notification/notification.actions';
 import { Router } from '@angular/router';
 import * as screenfull from 'screenfull';
 import { MatSidenav } from '@angular/material';
+import { AuthState } from '@core/auth/auth.models';
+import { WINDOW } from '@core/services/window.service';
 
 @Component({
   selector: 'tb-home',
@@ -40,6 +42,10 @@ import { MatSidenav } from '@angular/material';
 })
 export class HomeComponent extends PageComponent implements OnInit {
 
+  authState: AuthState = getCurrentAuthState(this.store);
+
+  forceFullscreen = this.authState.forceFullscreen;
+
   activeComponent: any;
 
   sidenavMode = 'side';
@@ -58,6 +64,7 @@ export class HomeComponent extends PageComponent implements OnInit {
   userDetailsString: Observable<string>;
 
   constructor(protected store: Store<AppState>,
+              @Inject(WINDOW) private window: Window,
               private authService: AuthService,
               private router: Router,
               private userService: UserService, private menuService: MenuService,
@@ -110,4 +117,7 @@ export class HomeComponent extends PageComponent implements OnInit {
     return screenfull.isFullscreen;
   }
 
+  goBack() {
+    this.window.history.back();
+  }
 }

@@ -31,6 +31,7 @@ import {
 } from '@shared/models/telemetry/telemetry.models';
 import { AttributeService } from '@core/http/attribute.service';
 import { TelemetryWebsocketService } from '@core/ws/telemetry-websocket.service';
+import { NgZone } from '@angular/core';
 
 export class AttributeDatasource implements DataSource<AttributeData> {
 
@@ -46,6 +47,7 @@ export class AttributeDatasource implements DataSource<AttributeData> {
 
   constructor(private attributeService: AttributeService,
               private telemetryWsService: TelemetryWebsocketService,
+              private zone: NgZone,
               private translate: TranslateService) {}
 
   connect(collectionViewer: CollectionViewer): Observable<AttributeData[] | ReadonlyArray<AttributeData>> {
@@ -96,7 +98,7 @@ export class AttributeDatasource implements DataSource<AttributeData> {
       let attributesObservable: Observable<Array<AttributeData>>;
       if (isClientSideTelemetryType.get(attributesScope)) {
         this.telemetrySubscriber = TelemetrySubscriber.createEntityAttributesSubscription(
-          this.telemetryWsService, entityId, attributesScope);
+          this.telemetryWsService, entityId, attributesScope, this.zone);
         this.telemetrySubscriber.subscribe();
         attributesObservable = this.telemetrySubscriber.attributeData$();
       } else {
@@ -144,4 +146,5 @@ export class AttributeDatasource implements DataSource<AttributeData> {
       take(1)
     ).subscribe();
   }
+
 }

@@ -19,6 +19,7 @@
          label="{{ 'attribute.attributes' | translate }}" #attributesTab="matTab">
   <tb-attribute-table [active]="attributesTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="attributeScopes.SERVER_SCOPE">
   </tb-attribute-table>
 </mat-tab>
@@ -26,6 +27,7 @@
          label="{{ 'attribute.latest-telemetry' | translate }}" #telemetryTab="matTab">
   <tb-attribute-table [active]="telemetryTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="latestTelemetryTypes.LATEST_TELEMETRY"
                       disableAttributeScopeSelection>
   </tb-attribute-table>

@@ -14,9 +14,9 @@
 /// limitations under the License.
 ///
 
-import {Injectable} from '@angular/core';
+import { Injectable } from '@angular/core';
 
-import {ActivatedRouteSnapshot, Resolve, Router} from '@angular/router';
+import { ActivatedRouteSnapshot, Resolve, Router } from '@angular/router';
 import {
   CellActionDescriptor,
   checkBoxCell,
@@ -26,22 +26,22 @@ import {
   GroupActionDescriptor,
   HeaderActionDescriptor
 } from '@home/models/entity/entities-table-config.models';
-import {TranslateService} from '@ngx-translate/core';
-import {DatePipe} from '@angular/common';
-import {EntityType, entityTypeResources, entityTypeTranslations} from '@shared/models/entity-type.models';
-import {EntityAction} from '@home/models/entity/entity-component.models';
-import {forkJoin, Observable, of} from 'rxjs';
-import {select, Store} from '@ngrx/store';
-import {selectAuthUser} from '@core/auth/auth.selectors';
-import {map, mergeMap, take, tap} from 'rxjs/operators';
-import {AppState} from '@core/core.state';
-import {Authority} from '@app/shared/models/authority.enum';
-import {CustomerService} from '@core/http/customer.service';
-import {Customer} from '@app/shared/models/customer.model';
-import {NULL_UUID} from '@shared/models/id/has-uuid';
-import {BroadcastService} from '@core/services/broadcast.service';
-import {MatDialog} from '@angular/material';
-import {DialogService} from '@core/services/dialog.service';
+import { TranslateService } from '@ngx-translate/core';
+import { DatePipe } from '@angular/common';
+import { EntityType, entityTypeResources, entityTypeTranslations } from '@shared/models/entity-type.models';
+import { EntityAction } from '@home/models/entity/entity-component.models';
+import { forkJoin, Observable, of } from 'rxjs';
+import { select, Store } from '@ngrx/store';
+import { selectAuthUser } from '@core/auth/auth.selectors';
+import { map, mergeMap, take, tap } from 'rxjs/operators';
+import { AppState } from '@core/core.state';
+import { Authority } from '@app/shared/models/authority.enum';
+import { CustomerService } from '@core/http/customer.service';
+import { Customer } from '@app/shared/models/customer.model';
+import { NULL_UUID } from '@shared/models/id/has-uuid';
+import { BroadcastService } from '@core/services/broadcast.service';
+import { MatDialog } from '@angular/material';
+import { DialogService } from '@core/services/dialog.service';
 import {
   AssignToCustomerDialogComponent,
   AssignToCustomerDialogData
@@ -50,12 +50,13 @@ import {
   AddEntitiesToCustomerDialogComponent,
   AddEntitiesToCustomerDialogData
 } from '../../dialogs/add-entities-to-customer-dialog.component';
-import {Asset, AssetInfo} from '@app/shared/models/asset.models';
-import {AssetService} from '@app/core/http/asset.service';
-import {AssetComponent} from '@modules/home/pages/asset/asset.component';
-import {AssetTableHeaderComponent} from '@modules/home/pages/asset/asset-table-header.component';
-import {AssetId} from '@app/shared/models/id/asset-id';
+import { Asset, AssetInfo } from '@app/shared/models/asset.models';
+import { AssetService } from '@app/core/http/asset.service';
+import { AssetComponent } from '@modules/home/pages/asset/asset.component';
+import { AssetTableHeaderComponent } from '@modules/home/pages/asset/asset-table-header.component';
+import { AssetId } from '@app/shared/models/id/asset-id';
 import { AssetTabsComponent } from '@home/pages/asset/asset-tabs.component';
+import { HomeDialogsService } from '@home/dialogs/home-dialogs.service';
 
 @Injectable()
 export class AssetsTableConfigResolver implements Resolve<EntityTableConfig<AssetInfo>> {
@@ -69,6 +70,7 @@ export class AssetsTableConfigResolver implements Resolve<EntityTableConfig<Asse
               private assetService: AssetService,
               private customerService: CustomerService,
               private dialogService: DialogService,
+              private homeDialogs: HomeDialogsService,
               private translate: TranslateService,
               private datePipe: DatePipe,
               private router: Router,
@@ -277,11 +279,12 @@ export class AssetsTableConfigResolver implements Resolve<EntityTableConfig<Asse
   }
 
   importAssets($event: Event) {
-    if ($event) {
-      $event.stopPropagation();
-    }
-    // TODO:
-    this.dialogService.todo();
+    this.homeDialogs.importEntities(EntityType.ASSET).subscribe((res) => {
+      if (res) {
+        this.broadcast.broadcast('assetSaved');
+        this.config.table.updateData();
+      }
+    });
   }
 
   addAssetsToCustomer($event: Event) {

@@ -19,6 +19,7 @@
          label="{{ 'attribute.attributes' | translate }}" #attributesTab="matTab">
   <tb-attribute-table [active]="attributesTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="attributeScopes.SERVER_SCOPE">
   </tb-attribute-table>
 </mat-tab>
@@ -26,6 +27,7 @@
          label="{{ 'attribute.latest-telemetry' | translate }}" #telemetryTab="matTab">
   <tb-attribute-table [active]="telemetryTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="latestTelemetryTypes.LATEST_TELEMETRY"
                       disableAttributeScopeSelection>
   </tb-attribute-table>

@@ -32,7 +32,7 @@
                   (click)="closeToolbar()">
             <mat-icon>arrow_forward</mat-icon>
           </button>
-          <tb-user-menu *ngIf="isPublicUser() && forceFullscreen" fxHide.xs fxHide.sm displayUserInfo="true">
+          <tb-user-menu *ngIf="!isPublicUser() && forceFullscreen" fxHide.xs fxHide.sm displayUserInfo="true">
           </tb-user-menu>
           <button [fxShow]="showRightLayoutSwitch()" mat-button mat-icon-button
                   matTooltip="{{ (isRightLayoutOpened ? 'dashboard.hide-details' : 'dashboard.show-details') | translate }}"

@@ -45,7 +45,7 @@ import {
 import { BreakpointObserver, BreakpointState } from '@angular/cdk/layout';
 import { MediaBreakpoints } from '@shared/models/constants';
 import { AuthUser } from '@shared/models/user.model';
-import { getCurrentAuthUser } from '@core/auth/auth.selectors';
+import { getCurrentAuthState, getCurrentAuthUser } from '@core/auth/auth.selectors';
 import { Widget, WidgetConfig, WidgetPosition, widgetTypesData } from '@app/shared/models/widget.models';
 import { environment as env } from '@env/environment';
 import { Authority } from '@shared/models/authority.enum';
@@ -84,6 +84,7 @@ import {
   ManageDashboardStatesDialogData
 } from '@home/pages/dashboard/states/manage-dashboard-states-dialog.component';
 import { ImportExportService } from '@home/components/import-export/import-export.service';
+import { AuthState } from '@app/core/auth/auth.models';
 
 @Component({
   selector: 'tb-dashboard-page',
@@ -94,7 +95,9 @@ import { ImportExportService } from '@home/components/import-export/import-expor
 })
 export class DashboardPageComponent extends PageComponent implements IDashboardController, OnDestroy {
 
-  authUser: AuthUser = getCurrentAuthUser(this.store);
+  authState: AuthState = getCurrentAuthState(this.store);
+
+  authUser: AuthUser = this.authState.authUser;
 
   dashboard: Dashboard;
   dashboardConfiguration: DashboardConfiguration;
@@ -104,7 +107,7 @@ export class DashboardPageComponent extends PageComponent implements IDashboardC
   iframeMode = this.utils.iframeMode;
   widgetEditMode: boolean;
   singlePageMode: boolean;
-  forceFullscreen = this.authService.forceFullscreen;
+  forceFullscreen = this.authState.forceFullscreen;
 
   isFullscreen = false;
   isEdit = false;

@@ -36,6 +36,7 @@ import { SelectTargetLayoutDialogComponent } from './layout/select-target-layout
 import { DashboardSettingsDialogComponent } from './dashboard-settings-dialog.component';
 import { ManageDashboardStatesDialogComponent } from './states/manage-dashboard-states-dialog.component';
 import { DashboardStateDialogComponent } from './states/dashboard-state-dialog.component';
+import { SelectTargetStateDialogComponent } from './states/select-target-state-dialog.component';
 
 @NgModule({
   entryComponents: [
@@ -48,7 +49,8 @@ import { DashboardStateDialogComponent } from './states/dashboard-state-dialog.c
     SelectTargetLayoutDialogComponent,
     DashboardSettingsDialogComponent,
     ManageDashboardStatesDialogComponent,
-    DashboardStateDialogComponent
+    DashboardStateDialogComponent,
+    SelectTargetStateDialogComponent
   ],
   declarations: [
     DashboardFormComponent,
@@ -65,7 +67,8 @@ import { DashboardStateDialogComponent } from './states/dashboard-state-dialog.c
     SelectTargetLayoutDialogComponent,
     DashboardSettingsDialogComponent,
     ManageDashboardStatesDialogComponent,
-    DashboardStateDialogComponent
+    DashboardStateDialogComponent,
+    SelectTargetStateDialogComponent
   ],
   imports: [
     CommonModule,

@@ -301,7 +301,7 @@ export class EntityStateControllerComponent extends StateControllerComponent imp
         return of(params.entityName);
       } else {
         return this.entityService.getEntity(params.entityId.entityType as EntityType,
-          params.entityId.id, true, true).pipe(
+          params.entityId.id, {ignoreLoading: true, ignoreErrors: true}).pipe(
           map((entity) => entity.name)
         );
       }

+<!--
+
+    Copyright © 2016-2019 The Thingsboard Authors
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+
+-->
+<form #stateForm="ngForm" [formGroup]="stateFormGroup" (ngSubmit)="save()">
+  <mat-toolbar fxLayout="row" color="primary">
+    <h2 translate>dashboard.select-state</h2>
+    <span fxFlex></span>
+    <button mat-button mat-icon-button
+            (click)="cancel()"
+            type="button">
+      <mat-icon class="material-icons">close</mat-icon>
+    </button>
+  </mat-toolbar>
+  <mat-progress-bar color="warn" mode="indeterminate" *ngIf="isLoading$ | async">
+  </mat-progress-bar>
+  <div mat-dialog-content>
+    <fieldset [disabled]="isLoading$ | async" fxLayout="column">
+      <mat-form-field class="mat-block">
+        <mat-label translate>dashboard.state</mat-label>
+        <mat-select required matInput formControlName="stateId">
+          <mat-option *ngFor="let stateItem of states | keyvalue" [value]="stateItem.key">
+            {{ stateItem.value.name }}
+          </mat-option>
+        </mat-select>
+      </mat-form-field>
+    </fieldset>
+  </div>
+  <div mat-dialog-actions fxLayout="row">
+    <span fxFlex></span>
+    <button mat-button mat-raised-button color="primary"
+            type="submit"
+            [disabled]="(isLoading$ | async) || stateFormGroup.invalid">
+      {{ 'action.select' | translate }}
+    </button>
+    <button mat-button color="primary"
+            style="margin-right: 20px;"
+            type="button"
+            [disabled]="(isLoading$ | async)"
+            (click)="cancel()" cdkFocusInitial>
+      {{ 'action.cancel' | translate }}
+    </button>
+  </div>
+</form>

+///
+/// Copyright © 2016-2019 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+import { Component, Inject, OnInit, SkipSelf } from '@angular/core';
+import { ErrorStateMatcher, MAT_DIALOG_DATA, MatDialogRef } from '@angular/material';
+import { Store } from '@ngrx/store';
+import { AppState } from '@core/core.state';
+import { FormBuilder, FormControl, FormGroup, FormGroupDirective, NgForm, Validators } from '@angular/forms';
+import { Router } from '@angular/router';
+import { DialogComponent } from '@app/shared/components/dialog.component';
+import { UtilsService } from '@core/services/utils.service';
+import { TranslateService } from '@ngx-translate/core';
+import { DashboardState } from '@app/shared/models/dashboard.models';
+import { DashboardUtilsService } from '@core/services/dashboard-utils.service';
+import { DashboardService } from '@core/http/dashboard.service';
+
+export interface SelectTargetStateDialogData {
+  states: {[id: string]: DashboardState };
+}
+
+@Component({
+  selector: 'tb-select-target-state-dialog',
+  templateUrl: './select-target-state-dialog.component.html',
+  providers: [{provide: ErrorStateMatcher, useExisting: SelectTargetStateDialogComponent}],
+  styleUrls: []
+})
+export class SelectTargetStateDialogComponent extends
+  DialogComponent<SelectTargetStateDialogComponent, string>
+  implements OnInit, ErrorStateMatcher {
+
+  states: {[id: string]: DashboardState };
+  stateFormGroup: FormGroup;
+
+  submitted = false;
+
+  constructor(protected store: Store<AppState>,
+              protected router: Router,
+              @Inject(MAT_DIALOG_DATA) public data: SelectTargetStateDialogData,
+              @SkipSelf() private errorStateMatcher: ErrorStateMatcher,
+              public dialogRef: MatDialogRef<SelectTargetStateDialogComponent, string>,
+              private fb: FormBuilder,
+              private dashboardUtils: DashboardUtilsService) {
+    super(store, router, dialogRef);
+
+    this.states = this.data.states;
+
+    this.stateFormGroup = this.fb.group(
+      {
+        stateId: [this.dashboardUtils.getRootStateId(this.states), [Validators.required]]
+      }
+    );
+  }
+
+  ngOnInit(): void {
+  }
+
+  isErrorState(control: FormControl | null, form: FormGroupDirective | NgForm | null): boolean {
+    const originalErrorState = this.errorStateMatcher.isErrorState(control, form);
+    const customErrorState = !!(control && control.invalid && this.submitted);
+    return originalErrorState || customErrorState;
+  }
+
+  cancel(): void {
+    this.dialogRef.close(null);
+  }
+
+  save(): void {
+    this.submitted = true;
+    const stateId: string = this.stateFormGroup.get('stateId').value;
+    this.dialogRef.close(stateId);
+  }
+}

@@ -60,9 +60,10 @@ export abstract class StateControllerComponent implements IStateControllerCompon
   set dashboardId(val: string) {
     if (this.dashboardIdValue !== val) {
       this.dashboardIdValue = val;
-      if (this.inited) {
+/*      if (this.inited) {
+        this.currentState = this.route.snapshot.queryParamMap.get('state');
         this.init();
-      }
+      }*/
     }
   }
   get dashboardId(): string {
@@ -84,8 +85,6 @@ export abstract class StateControllerComponent implements IStateControllerCompon
 
   currentState: string;
 
-  currentUrl: string;
-
   private rxSubscriptions = new Array<Subscription>();
 
   private inited = false;
@@ -96,10 +95,9 @@ export abstract class StateControllerComponent implements IStateControllerCompon
   }
 
   ngOnInit(): void {
-    this.currentUrl = this.router.url.split('?')[0];
     this.rxSubscriptions.push(this.route.queryParamMap.subscribe((paramMap) => {
-      const newUrl = this.router.url.split('?')[0];
-      if (this.currentUrl === newUrl) {
+      const dashboardId = this.route.snapshot.params.dashboardId;
+      if (this.dashboardId === dashboardId) {
         const newState = paramMap.get('state');
         if (this.currentState !== newState) {
           this.currentState = newState;
@@ -144,6 +142,11 @@ export abstract class StateControllerComponent implements IStateControllerCompon
     this.statesControllerService.cleanupPreservedStates();
   }
 
+  public reInit() {
+    this.currentState = this.route.snapshot.queryParamMap.get('state');
+    this.init();
+  }
+
   protected abstract init();
 
   protected abstract onMobileChanged();

@@ -27,4 +27,5 @@ export interface IStateControllerComponent extends IStateController {
   states: {[id: string]: DashboardState };
   dashboardId: string;
   preservedState: any;
+  reInit(): void;
 }

@@ -72,6 +72,7 @@ export class StatesComponentDirective implements OnInit, OnDestroy, OnChanges {
   }
 
   ngOnChanges(changes: SimpleChanges): void {
+    let reInitController = false;
     for (const propName of Object.keys(changes)) {
       const change = changes[propName];
       if (!change.firstChange && change.currentValue !== change.previousValue) {
@@ -81,6 +82,7 @@ export class StatesComponentDirective implements OnInit, OnDestroy, OnChanges {
           this.stateControllerComponent.states = this.states;
         } else if (propName === 'dashboardId') {
           this.stateControllerComponent.dashboardId = this.dashboardId;
+          reInitController = true;
         } else if (propName === 'isMobile') {
           this.stateControllerComponent.isMobile = this.isMobile;
         } else if (propName === 'state') {
@@ -88,6 +90,9 @@ export class StatesComponentDirective implements OnInit, OnDestroy, OnChanges {
         }
       }
     }
+    if (reInitController) {
+      this.stateControllerComponent.reInit();
+    }
   }
 
   private reInit() {

@@ -19,6 +19,7 @@
          label="{{ 'attribute.attributes' | translate }}" #attributesTab="matTab">
   <tb-attribute-table [active]="attributesTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="attributeScopes.CLIENT_SCOPE">
   </tb-attribute-table>
 </mat-tab>
@@ -26,6 +27,7 @@
          label="{{ 'attribute.latest-telemetry' | translate }}" #telemetryTab="matTab">
   <tb-attribute-table [active]="telemetryTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="latestTelemetryTypes.LATEST_TELEMETRY"
                       disableAttributeScopeSelection>
   </tb-attribute-table>

@@ -14,51 +14,53 @@
 /// limitations under the License.
 ///
 
-import {Injectable} from '@angular/core';
+import { Injectable } from '@angular/core';
 
-import {ActivatedRouteSnapshot, Resolve, Router} from '@angular/router';
+import { ActivatedRouteSnapshot, Resolve, Router } from '@angular/router';
 import {
   CellActionDescriptor,
   checkBoxCell,
   DateEntityTableColumn,
   EntityTableColumn,
-  EntityTableConfig, GroupActionDescriptor,
+  EntityTableConfig,
+  GroupActionDescriptor,
   HeaderActionDescriptor
 } from '@home/models/entity/entities-table-config.models';
-import {TranslateService} from '@ngx-translate/core';
-import {DatePipe} from '@angular/common';
-import {EntityType, entityTypeResources, entityTypeTranslations} from '@shared/models/entity-type.models';
-import {EntityAction} from '@home/models/entity/entity-component.models';
-import {Device, DeviceCredentials, DeviceInfo} from '@app/shared/models/device.models';
-import {DeviceComponent} from '@modules/home/pages/device/device.component';
-import {forkJoin, Observable, of} from 'rxjs';
-import {select, Store} from '@ngrx/store';
-import {selectAuthUser} from '@core/auth/auth.selectors';
-import {map, mergeMap, take, tap} from 'rxjs/operators';
-import {AppState} from '@core/core.state';
-import {DeviceService} from '@app/core/http/device.service';
-import {Authority} from '@app/shared/models/authority.enum';
-import {CustomerService} from '@core/http/customer.service';
-import {Customer} from '@app/shared/models/customer.model';
-import {NULL_UUID} from '@shared/models/id/has-uuid';
-import {BroadcastService} from '@core/services/broadcast.service';
-import {DeviceTableHeaderComponent} from '@modules/home/pages/device/device-table-header.component';
-import {MatDialog} from '@angular/material';
+import { TranslateService } from '@ngx-translate/core';
+import { DatePipe } from '@angular/common';
+import { EntityType, entityTypeResources, entityTypeTranslations } from '@shared/models/entity-type.models';
+import { EntityAction } from '@home/models/entity/entity-component.models';
+import { Device, DeviceCredentials, DeviceInfo } from '@app/shared/models/device.models';
+import { DeviceComponent } from '@modules/home/pages/device/device.component';
+import { forkJoin, Observable, of } from 'rxjs';
+import { select, Store } from '@ngrx/store';
+import { selectAuthUser } from '@core/auth/auth.selectors';
+import { map, mergeMap, take, tap } from 'rxjs/operators';
+import { AppState } from '@core/core.state';
+import { DeviceService } from '@app/core/http/device.service';
+import { Authority } from '@app/shared/models/authority.enum';
+import { CustomerService } from '@core/http/customer.service';
+import { Customer } from '@app/shared/models/customer.model';
+import { NULL_UUID } from '@shared/models/id/has-uuid';
+import { BroadcastService } from '@core/services/broadcast.service';
+import { DeviceTableHeaderComponent } from '@modules/home/pages/device/device-table-header.component';
+import { MatDialog } from '@angular/material';
 import {
   DeviceCredentialsDialogComponent,
   DeviceCredentialsDialogData
 } from '@modules/home/pages/device/device-credentials-dialog.component';
-import {DialogService} from '@core/services/dialog.service';
+import { DialogService } from '@core/services/dialog.service';
 import {
   AssignToCustomerDialogComponent,
   AssignToCustomerDialogData
 } from '@modules/home/dialogs/assign-to-customer-dialog.component';
-import {DeviceId} from '@app/shared/models/id/device-id';
+import { DeviceId } from '@app/shared/models/id/device-id';
 import {
   AddEntitiesToCustomerDialogComponent,
   AddEntitiesToCustomerDialogData
 } from '../../dialogs/add-entities-to-customer-dialog.component';
 import { DeviceTabsComponent } from '@home/pages/device/device-tabs.component';
+import { HomeDialogsService } from '@home/dialogs/home-dialogs.service';
 
 @Injectable()
 export class DevicesTableConfigResolver implements Resolve<EntityTableConfig<DeviceInfo>> {
@@ -72,6 +74,7 @@ export class DevicesTableConfigResolver implements Resolve<EntityTableConfig<Dev
               private deviceService: DeviceService,
               private customerService: CustomerService,
               private dialogService: DialogService,
+              private homeDialogs: HomeDialogsService,
               private translate: TranslateService,
               private datePipe: DatePipe,
               private router: Router,
@@ -309,11 +312,12 @@ export class DevicesTableConfigResolver implements Resolve<EntityTableConfig<Dev
   }
 
   importDevices($event: Event) {
-    if ($event) {
-      $event.stopPropagation();
-    }
-    // TODO:
-    this.dialogService.todo();
+    this.homeDialogs.importEntities(EntityType.DEVICE).subscribe((res) => {
+      if (res) {
+        this.broadcast.broadcast('deviceSaved');
+        this.config.table.updateData();
+      }
+    });
   }
 
   addDevicesToCustomer($event: Event) {

@@ -19,6 +19,7 @@
          label="{{ 'attribute.attributes' | translate }}" #attributesTab="matTab">
   <tb-attribute-table [active]="attributesTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="attributeScopes.CLIENT_SCOPE">
   </tb-attribute-table>
 </mat-tab>
@@ -26,6 +27,7 @@
          label="{{ 'attribute.latest-telemetry' | translate }}" #telemetryTab="matTab">
   <tb-attribute-table [active]="telemetryTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="latestTelemetryTypes.LATEST_TELEMETRY"
                       disableAttributeScopeSelection>
   </tb-attribute-table>

@@ -19,6 +19,7 @@
          label="{{ 'attribute.attributes' | translate }}" #attributesTab="matTab">
   <tb-attribute-table [active]="attributesTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="attributeScopes.SERVER_SCOPE">
   </tb-attribute-table>
 </mat-tab>
@@ -26,6 +27,7 @@
          label="{{ 'attribute.latest-telemetry' | translate }}" #telemetryTab="matTab">
   <tb-attribute-table [active]="telemetryTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="latestTelemetryTypes.LATEST_TELEMETRY"
                       disableAttributeScopeSelection>
   </tb-attribute-table>

@@ -19,6 +19,7 @@
          label="{{ 'attribute.attributes' | translate }}" #attributesTab="matTab">
   <tb-attribute-table [active]="attributesTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="attributeScopes.SERVER_SCOPE">
   </tb-attribute-table>
 </mat-tab>
@@ -26,6 +27,7 @@
          label="{{ 'attribute.latest-telemetry' | translate }}" #telemetryTab="matTab">
   <tb-attribute-table [active]="telemetryTab.isActive"
                       [entityId]="entity.id"
+                      [entityName]="entity.name"
                       [defaultAttributeScope]="latestTelemetryTypes.LATEST_TELEMETRY"
                       disableAttributeScopeSelection>
   </tb-attribute-table>

@@ -29,7 +29,10 @@ import { FormBuilder } from '@angular/forms';
 })
 export class LoginComponent extends PageComponent implements OnInit {
 
-  loginFormGroup = this.fb.group(new LoginRequest('', ''));
+  loginFormGroup = this.fb.group({
+    username: '',
+    password: ''
+  });
 
   constructor(protected store: Store<AppState>,
               private authService: AuthService,

@@ -192,19 +192,22 @@ export class DashboardAutocompleteComponent implements ControlValueAccessor, OnI
     const authUser = getCurrentAuthUser(this.store);
     if (this.dashboardsScope === 'customer' || authUser.authority === Authority.CUSTOMER_USER) {
       if (this.customerId) {
-        dashboardsObservable = this.dashboardService.getCustomerDashboards(this.customerId, pageLink, false, true);
+        dashboardsObservable = this.dashboardService.getCustomerDashboards(this.customerId, pageLink,
+          {ignoreLoading: true});
       } else {
         dashboardsObservable = of(emptyPageData());
       }
     } else {
       if (authUser.authority === Authority.SYS_ADMIN) {
         if (this.tenantId) {
-          dashboardsObservable = this.dashboardService.getTenantDashboardsByTenantId(this.tenantId, pageLink, false, true);
+          dashboardsObservable = this.dashboardService.getTenantDashboardsByTenantId(this.tenantId, pageLink,
+            {ignoreLoading: true});
         } else {
           dashboardsObservable = of(emptyPageData());
         }
       } else {
-        dashboardsObservable = this.dashboardService.getTenantDashboards(pageLink, false, true);
+        dashboardsObservable = this.dashboardService.getTenantDashboards(pageLink,
+          {ignoreLoading: true});
       }
     }
     return dashboardsObservable;

@@ -202,12 +202,13 @@ export class DashboardSelectComponent implements ControlValueAccessor, OnInit {
     const authUser = getCurrentAuthUser(this.store);
     if (this.dashboardsScope === 'customer' || authUser.authority === Authority.CUSTOMER_USER) {
       if (this.customerId && this.customerId !== NULL_UUID) {
-        dashboardsObservable = this.dashboardService.getCustomerDashboards(this.customerId, pageLink, false, true);
+        dashboardsObservable = this.dashboardService.getCustomerDashboards(this.customerId, pageLink,
+          {ignoreLoading: true});
       } else {
         dashboardsObservable = of(emptyPageData());
       }
     } else {
-      dashboardsObservable = this.dashboardService.getTenantDashboards(pageLink, false, true);
+      dashboardsObservable = this.dashboardService.getTenantDashboards(pageLink, {ignoreLoading: true});
     }
     return dashboardsObservable;
   }

@@ -230,7 +230,7 @@ export class EntityAutocompleteComponent implements ControlValueAccessor, OnInit
         if (targetEntityType === AliasEntityType.CURRENT_CUSTOMER) {
           targetEntityType = EntityType.CUSTOMER;
         }
-        this.entityService.getEntity(targetEntityType, value, true).subscribe(
+        this.entityService.getEntity(targetEntityType, value, {ignoreLoading: true}).subscribe(
           (entity) => {
             this.modelValue = entity.id.id;
             this.selectEntityFormGroup.get('entity').patchValue(entity, {emitEvent: false});
@@ -238,7 +238,7 @@ export class EntityAutocompleteComponent implements ControlValueAccessor, OnInit
         );
       } else {
         const targetEntityType = value.entityType as EntityType;
-        this.entityService.getEntity(targetEntityType, value.id, true).subscribe(
+        this.entityService.getEntity(targetEntityType, value.id, {ignoreLoading: true}).subscribe(
           (entity) => {
             this.modelValue = entity.id.id;
             this.selectEntityFormGroup.get('entity').patchValue(entity, {emitEvent: false});
@@ -281,7 +281,7 @@ export class EntityAutocompleteComponent implements ControlValueAccessor, OnInit
       targetEntityType = EntityType.CUSTOMER;
     }
     return this.entityService.getEntitiesByNameFilter(targetEntityType, searchText,
-      50, this.entitySubtypeValue, false, true).pipe(
+      50, this.entitySubtypeValue, {ignoreLoading: true}).pipe(
       map((data) => {
         if (data) {
           if (this.excludeEntityIds && this.excludeEntityIds.length) {

@@ -198,7 +198,7 @@ export class EntityKeysListComponent implements ControlValueAccessor, OnInit, Af
   fetchKeys(searchText?: string): Observable<Array<string>> {
     this.searchText = searchText;
     return this.entityIdValue ? this.entityService.getEntityKeys(this.entityIdValue, searchText,
-      this.dataKeyType, false, true).pipe(
+      this.dataKeyType, {ignoreLoading: true}).pipe(
       map((data) => data ? data : [])) : of([]);
   }
 

@@ -223,7 +223,7 @@ export class EntityListComponent implements ControlValueAccessor, OnInit, AfterV
   fetchEntities(searchText?: string): Observable<Array<BaseData<EntityId>>> {
     this.searchText = searchText;
     return this.entityService.getEntitiesByNameFilter(this.entityType, searchText,
-      50, '', false, true).pipe(
+      50, '', {ignoreLoading: true}).pipe(
       map((data) => data ? data : []));
   }
 

@@ -205,13 +205,13 @@ export class EntitySubTypeAutocompleteComponent implements ControlValueAccessor,
       let subTypesObservable: Observable<Array<EntitySubtype>>;
       switch (this.entityType) {
         case EntityType.ASSET:
-          subTypesObservable = this.assetService.getAssetTypes(false, true);
+          subTypesObservable = this.assetService.getAssetTypes({ignoreLoading: true});
           break;
         case EntityType.DEVICE:
-          subTypesObservable = this.deviceService.getDeviceTypes(false,  true);
+          subTypesObservable = this.deviceService.getDeviceTypes({ignoreLoading: true});
           break;
         case EntityType.ENTITY_VIEW:
-          subTypesObservable = this.entityViewService.getEntityViewTypes(false, true);
+          subTypesObservable = this.entityViewService.getEntityViewTypes({ignoreLoading: true});
           break;
       }
       if (subTypesObservable) {

@@ -276,13 +276,13 @@ export class EntitySubTypeListComponent implements ControlValueAccessor, OnInit,
       let subTypesObservable: Observable<Array<EntitySubtype>>;
       switch (this.entityType) {
         case EntityType.ASSET:
-          subTypesObservable = this.assetService.getAssetTypes(false, true);
+          subTypesObservable = this.assetService.getAssetTypes({ignoreLoading: true});
           break;
         case EntityType.DEVICE:
-          subTypesObservable = this.deviceService.getDeviceTypes(false,  true);
+          subTypesObservable = this.deviceService.getDeviceTypes({ignoreLoading: true});
           break;
         case EntityType.ENTITY_VIEW:
-          subTypesObservable = this.entityViewService.getEntityViewTypes(false, true);
+          subTypesObservable = this.entityViewService.getEntityViewTypes({ignoreLoading: true});
           break;
       }
       if (subTypesObservable) {

@@ -17,8 +17,7 @@
 -->
 <mat-form-field [formGroup]="subTypeFormGroup" class="mat-block">
   <mat-label *ngIf="showLabel">{{ entitySubtypeTitle | translate }}</mat-label>
-  <mat-select [fxShow]="subTypesLoaded"
-              class="tb-entity-subtype-select" matInput formControlName="subType">
+  <mat-select [fxShow]="subTypesLoaded" class="tb-entity-subtype-select" matInput formControlName="subType">
     <mat-option *ngFor="let subType of subTypesOptions | async" [value]="subType">
       {{ displaySubTypeFn(subType) }}
     </mat-option>

@@ -211,13 +211,13 @@ export class EntitySubTypeSelectComponent implements ControlValueAccessor, OnIni
     if (!this.subTypes) {
       switch (this.entityType) {
         case EntityType.ASSET:
-          this.subTypes = this.assetService.getAssetTypes(false, true);
+          this.subTypes = this.assetService.getAssetTypes({ignoreLoading: true});
           break;
         case EntityType.DEVICE:
-          this.subTypes = this.deviceService.getDeviceTypes(false,  true);
+          this.subTypes = this.deviceService.getDeviceTypes({ignoreLoading: true});
           break;
         case EntityType.ENTITY_VIEW:
-          this.subTypes = this.entityViewService.getEntityViewTypes(false, true);
+          this.subTypes = this.entityViewService.getEntityViewTypes({ignoreLoading: true});
           break;
       }
       if (this.subTypes) {
@@ -227,6 +227,20 @@ export class EntitySubTypeSelectComponent implements ControlValueAccessor, OnIni
               this.subTypesLoaded = true;
               return allSubtypes;
           }),
+          tap((subTypes) => {
+            const type: EntitySubtype | string = this.subTypeFormGroup.get('subType').value;
+            const strType = typeof type === 'string' ? type : type.type;
+            const found = subTypes.find((subType) => {
+              if (typeof subType === 'string') {
+                return subType === type;
+              } else {
+                return subType.type === strType;
+              }
+            });
+            if (found) {
+              this.subTypeFormGroup.get('subType').patchValue(found);
+            }
+          }),
           publishReplay(1),
           refCount()
         );

@@ -107,7 +107,9 @@ export class FullscreenDirective implements OnChanges, OnDestroy {
     if (this.elementRef) {
       this.elementRef.nativeElement.classList.remove('tb-fullscreen');
     }
-    this.overlayRef.dispose();
+    if (this.overlayRef) {
+      this.overlayRef.dispose();
+    }
     this.fullscreenChanged.emit(false);
   }
 }

@@ -22,8 +22,8 @@ import {DeviceCredentialsId} from '@shared/models/id/device-credentials-id';
 import { EntitySearchQuery } from '@shared/models/relation.models';
 
 export interface Asset extends BaseData<AssetId> {
-  tenantId: TenantId;
-  customerId: CustomerId;
+  tenantId?: TenantId;
+  customerId?: CustomerId;
   name: string;
   type: string;
   additionalInfo?: any;

@@ -63,6 +63,7 @@ export const HelpLinks = {
     devices: helpBaseUrl + '/docs/user-guide/ui/devices',
     assets: helpBaseUrl + '/docs/user-guide/ui/assets',
     entityViews: helpBaseUrl + '/docs/user-guide/ui/entity-views',
+    entitiesImport: helpBaseUrl + '/docs/user-guide/bulk-provisioning',
     rulechains: helpBaseUrl + '/docs/user-guide/ui/rule-chains',
     dashboards: helpBaseUrl + '/docs/user-guide/ui/dashboards',
     widgetsBundles: helpBaseUrl + '/docs/user-guide/ui/widget-library#bundles',

@@ -98,7 +98,6 @@ export interface DashboardConfiguration {
   states?: {[id: string]: DashboardState };
   entityAliases?: EntityAliases;
   [key: string]: any;
-  // TODO:
 }
 
 export interface Dashboard extends DashboardInfo {

@@ -22,11 +22,11 @@ import {DeviceCredentialsId} from '@shared/models/id/device-credentials-id';
 import { EntitySearchQuery } from '@shared/models/relation.models';
 
 export interface Device extends BaseData<DeviceId> {
-  tenantId: TenantId;
-  customerId: CustomerId;
+  tenantId?: TenantId;
+  customerId?: CustomerId;
   name: string;
   type: string;
-  label: string;
+  label?: string;
   additionalInfo?: any;
 }
 

@@ -17,6 +17,7 @@
 import { BaseData } from '@shared/models/base-data';
 import { EntityType } from '@shared/models/entity-type.models';
 import { EntityId } from '@shared/models/id/entity-id';
+import { AttributeData } from './telemetry/telemetry.models';
 
 export interface EntityInfo {
   origEntity?: BaseData<EntityId>;
@@ -26,3 +27,26 @@ export interface EntityInfo {
   id?: string;
   entityDescription?: string;
 }
+
+export interface ImportEntityData {
+  name: string;
+  type: string;
+  accessToken: string;
+  attributes: {
+    server: AttributeData[],
+    shared: AttributeData[]
+  };
+  timeseries: AttributeData[];
+}
+
+export interface ImportEntitiesResultInfo {
+  create?: {
+    entity: number;
+  };
+  update?: {
+    entity: number;
+  };
+  error?: {
+    entity: number;
+  };
+}

@@ -14,17 +14,16 @@
 /// limitations under the License.
 ///
 
-export class LoginRequest {
+export interface LoginRequest {
   username: string;
   password: string;
+}
 
-  constructor(username: string, password: string) {
-    this.username = username;
-    this.password = password;
-  }
+export interface PublicLoginRequest {
+  publicId: string;
 }
 
-export class LoginResponse {
+export interface LoginResponse {
   token: string;
   refreshToken: string;
 }

@@ -50,3 +50,8 @@ export interface UserPasswordPolicy {
 export interface SecuritySettings {
   passwordPolicy: UserPasswordPolicy;
 }
+
+export interface UpdateMessage {
+  message: string;
+  updateAvailable: boolean;
+}

@@ -20,6 +20,7 @@ import { AggregationType } from '../time/time.models';
 import { Observable, ReplaySubject, Subject } from 'rxjs';
 import { EntityId } from '@shared/models/id/entity-id';
 import { map } from 'rxjs/operators';
+import { NgZone } from '@angular/core';
 
 export enum DataKeyType {
   timeseries = 'timeseries',
@@ -64,7 +65,7 @@ export const isClientSideTelemetryType = new Map<TelemetryType, boolean>(
 );
 
 export interface AttributeData {
-  lastUpdateTs: number;
+  lastUpdateTs?: number;
   key: string;
   value: any;
 }
@@ -231,6 +232,8 @@ export class TelemetrySubscriber {
   private dataSubject = new ReplaySubject<SubscriptionUpdate>();
   private reconnectSubject = new Subject();
 
+  private zone: NgZone;
+
   public subscriptionCommands: Array<TelemetryPluginCmd>;
 
   public data$ = this.dataSubject.asObservable();
@@ -238,7 +241,7 @@ export class TelemetrySubscriber {
 
   public static createEntityAttributesSubscription(telemetryService: TelemetryService,
                                                    entityId: EntityId, attributeScope: TelemetryType,
-                                                   keys: string[] = null): TelemetrySubscriber {
+                                                   zone: NgZone, keys: string[] = null): TelemetrySubscriber {
     let subscriptionCommand: SubscriptionCmd;
     if (attributeScope === LatestTelemetry.LATEST_TELEMETRY) {
       subscriptionCommand = new TimeseriesSubscriptionCmd();
@@ -252,6 +255,7 @@ export class TelemetrySubscriber {
       subscriptionCommand.keys = keys.join(',');
     }
     const subscriber = new TelemetrySubscriber(telemetryService);
+    subscriber.zone = zone;
     subscriber.subscriptionCommands.push(subscriptionCommand);
     return subscriber;
   }
@@ -280,7 +284,15 @@ export class TelemetrySubscriber {
       }
     }
     message.prepareData(keys);
-    this.dataSubject.next(message);
+    if (this.zone) {
+     this.zone.run(
+       () => {
+         this.dataSubject.next(message);
+       }
+     );
+    } else {
+      this.dataSubject.next(message);
+    }
   }
 
   public onReconnected() {

@@ -262,7 +262,6 @@ export interface Datasource {
   entityDescription?: string;
   generated?: boolean;
   [key: string]: any;
-  // TODO:
 }
 
 export type DataSet = [number, any][];

@@ -61,6 +61,7 @@ import { RouterModule } from '@angular/router';
 import { ShareModule as ShareButtonsModule } from '@ngx-share/core';
 import { HotkeyModule } from 'angular2-hotkeys';
 import { ColorPickerModule } from 'ngx-color-picker';
+import { NgxHmCarouselModule } from 'ngx-hm-carousel';
 import { UserMenuComponent } from '@shared/components/user-menu.component';
 import { NospacePipe } from './pipe/nospace.pipe';
 import { TranslateModule } from '@ngx-translate/core';
@@ -233,6 +234,7 @@ import { FileInputComponent } from './components/file-input.component';
     ShareButtonsModule,
     HotkeyModule,
     ColorPickerModule,
+    NgxHmCarouselModule,
     NgxFlowModule
   ],
   exports: [
@@ -314,6 +316,7 @@ import { FileInputComponent } from './components/file-input.component';
     ShareButtonsModule,
     HotkeyModule,
     ColorPickerModule,
+    NgxHmCarouselModule,
     ColorPickerDialogComponent,
     MaterialIconsDialogComponent,
     ColorInputComponent,

@@ -52,7 +52,8 @@
         "import": "Import",
         "export": "Export",
         "share-via": "Share via {{provider}}",
-        "continue": "Continue"
+        "continue": "Continue",
+        "back": "Back"
     },
     "aggregation": {
         "aggregation": "Aggregation",